Bag vs. Backpack

Bag and Backpack Definitions
Bag
A container of flexible material, such as paper, plastic, or leather, that is used for carrying or storing items.
Backpack
A sturdy bag designed for carrying articles on a person's back, having shoulder straps and often mounted on a lightweight frame.
Bag
A handbag; a purse.
Backpack
A piece of equipment, often containing life-support devices, designed to be used while being carried on the back
A parachute in a backpack.
An astronaut's backpack.
Bag
A piece of hand luggage, such as a suitcase or satchel.
Backpack
To hike or travel while carrying a backpack.
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Bag
A pouchlike or sagging organ or part of the body, such as a cow's udder.
Backpack
To carry in a backpack.
Bag
An object that resembles a pouch.
Backpack
A knapsack, sometimes mounted on a light frame, but always supported by straps, worn on a person’s back for the purpose of carrying things, especially when hiking, or on a student's back when carrying books.
Bag
(Nautical) The sagging or bulging part of a sail.
Backpack
A similarly placed item containing a parachute or other life-support equipment.
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Bag
The amount that a bag can hold.
Backpack
(intransitive) To hike and camp overnight in backcountry with one's gear carried in a backpack.
Bag
An amount of game taken or legally permitted to be taken.
Backpack
(intransitive) To engage in low-cost, generally urban, travel with minimal luggage and frugal accommodation.
Bag
(Baseball) A base.
Backpack
To place or carry (an item or items) in a backpack.
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Bag
(Slang) An area of interest or skill
Cooking is not my bag.
Backpack
A bag carried on the back, supported by straps looped over the shoulders.
Bag
(Slang) A woman considered ugly or unkempt.
Backpack
To hike while carrying a backpack; - often used in the form go backpacking; as, to backpack through the forest.
Bag
To put into a bag
Bag groceries.
Backpack
A bag carried by a strap on your back or shoulder
Bag
To cause to bulge like a pouch.
Backpack
Hike with a backpack;
Every summer they are backpacking in the Rockies
Bag
To capture or kill as game
Bagged six grouse.
Bag
To gain; acquire
He bagged a profit from the sale.
Bag
To capture or arrest
Was bagged for trespassing.
Bag
To accomplish or achieve
Bagged a birdie with a long putt.
Bag
To fail to attend purposely; skip
Bagged classes for the day and went to the beach.
Bag
To stop doing or considering; abandon
Bagged the idea and started from scratch.
Bag
To terminate the employment of.
Bag
To pack items in a bag.
Bag
To hang loosely
The pants bag at the knees.
Bag
To swell out; bulge.
Bag
A soft container made out of cloth, paper, thin plastic, etc. and open at the top, used to hold food, commodities, and other goods.
Bag
A container made of leather, plastic, or other material, usually with a handle or handles, in which you carry personal items, or clothes or other things that you need for travelling. Includes shopping bags, schoolbags, suitcases, and handbags.
Bag
(colloquial) One's preference.
Acid House is not my bag: I prefer the more traditional styles of music.
Bag
(derogatory) An ugly woman.
Bag
A fellow gay man.
Bag
(baseball) The cloth-covered pillow used for first, second, and third base.
The grounder hit the bag and bounced over the fielder’s head.
Bag
(baseball) First, second, or third base.
He headed back to the bag.
Bag
(preceded by "the") A breathalyzer, so named because it formerly had a plastic bag over the end to measure a set amount of breath.
Bag
(mathematics) A collection of objects, disregarding order, but (unlike a set) in which elements may be repeated.
A bag of three apples could be represented symbolically as {a,a,a}. Or, letting 'r' denote 'red apple' and 'g' denote 'green apple', then a bag of three red apples and two green apples could be denoted as {r,r,r,g,g}.
Bag
A sac in animal bodies, containing some fluid or other substance.
The bag of poison in the mouth of some serpents
The bag of a cow
Bag
A pouch tied behind a man's head to hold the back-hair of a wig; a bag wig.
Bag
The quantity of game bagged in a hunt.
Bag
A scrotum.
Bag
(UK) A unit of measure of cement equal to 94 pounds.
Bag
A dark circle under the eye, caused by lack of sleep, drug addiction etc.
Bag
(slang) A small envelope that contains drugs, especially narcotics.
Bag
£1000, a grand.
Bag
(informal) A large number or amount.
Bag
(transitive) To put into a bag.
Bag
(transitive) To take with oneself, to assume into one's score
Bag
(informal) To catch or kill, especially when fishing or hunting.
We bagged three deer yesterday.
Bag
To gain possession of something, or to make first claim on something.
Bag
(slang) To steal.
Bag
To take a woman away with one as a romantic or sexual interest.
Bag
(slang) To arrest.
Bag
(transitive) To furnish or load with a bag.
Bag
To provide with artificial ventilation via a bag valve mask (BVM) resuscitator.
Bag
To fit with a bag to collect urine.
Bag
To expose exterior shape or physical behaviour resembling that of a bag
Bag
To (cause to) swell or hang down like a full bag.
The skin bags from containing morbid matter.
The brisk wind bagged the sails.
Bag
To hang like an empty bag.
His trousers bag at the knees.
Bag
To drop away from the correct course.
Bag
To become pregnant.
Bag
To forget, ignore, or get rid of.
Bag
To show particular puffy emotion
Bag
To swell with arrogance.
Bag
To laugh uncontrollably.
Bag
To criticise sarcastically.
Bag
A sack or pouch, used for holding anything; as, a bag of meal or of money.
Bag
A sac, or dependent gland, in animal bodies, containing some fluid or other substance; as, the bag of poison in the mouth of some serpents; the bag of a cow.
Bag
A sort of silken purse formerly tied about men's hair behind, by way of ornament.
Bag
The quantity of game bagged.
Bag
A certain quantity of a commodity, such as it is customary to carry to market in a sack; as, a bag of pepper or hops; a bag of coffee.
Bag
To put into a bag; as, to bag hops.
Bag
To seize, capture, or entrap; as, to bag an army; to bag game.
Bag
To furnish or load with a bag or with a well filled bag.
A bee bagged with his honeyed venom.
Bag
To swell or hang down like a full bag; as, the skin bags from containing morbid matter.
Bag
To swell with arrogance.
Bag
To become pregnant.
Bag
A flexible container with a single opening;
He stuffed his laundry into a large bag
Bag
The quantity of game taken in a particular period (usually by one person);
His bag included two deer
Bag
Place that runner must touch before scoring;
He scrambled to get back to the bag
Bag
A bag used for carrying money and small personal items or accessories (especially by women);
She reached into her bag and found a comb
Bag
The quantity that a bag will hold;
He ate a large bag of popcorn
Bag
A portable rectangular traveling bag for carrying clothes;
He carried his small bag onto the plane with him
Bag
An ugly or ill-tempered woman;
He was romancing the old bag for her money
Bag
Mammary gland of bovids (cows and sheep and goats)
Bag
An activity that you like or at which you are superior;
Chemistry is not my cup of tea
His bag now is learning to play golf
Marriage was scarcely his dish
Bag
Capture or kill, as in hunting;
Bag a few pheasants
Bag
Hang loosely, like an empty bag
Bag
Bulge out; form a bulge outward, or be so full as to appear to bulge
Bag
Take unlawfully
Bag
Put into a bag;
The supermarket clerk bagged the groceries