Couple vs. Both: What's the Difference?

Couple and Both Definitions
Couple
Two items of the same kind; a pair.
Both
One and the other; relating to or being two in conjunction
Both guests have arrived. Both the books are torn. Both her fingers are broken.
Couple
Something that joins or connects two things together; a link.
Both
Used with and to indicate that each of two things in a coordinated phrase or clause is included
Both men and women.
An attorney well regarded for both intelligence and honesty.
Couple
Two people united, as by betrothal or marriage.
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Both
Each of the two; one and the other; referring to two individuals or items.
Both children are such dolls.
Which one do you need? – I need both of them.
Couple
Two people together.
Both
Each of the two, or of the two kinds.
"Did you want this one or that one?" — "Give me both."
They were both here.
Couple
(Informal) A few; several
A couple of days.
Both
Including both of (used with and).
Both you and I are students.
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Couple
(Physics) A pair of forces of equal magnitude acting in parallel but opposite directions, capable of causing rotation but not translation.
Both
(obsolete) Including all of (used with and).
Couple
To link together; connect
Coupled her refusal with an explanation.
Both
The one and the other; the two; the pair, without exception of either.
She alone is heir to both of us.
Abraham took sheep and oxen, and gave them unto Abimelech; and both of them made a covenant.
He will not bear the loss of his rank, because he can bear the loss of his estate; but he will bear both, because he is prepared for both.
Thy weal and woe are both of them extremes.
This said, they both betook them several ways.
Couple
(Electricity) To link (two circuits or currents), as by magnetic induction.
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Both
As well; not only; equally.
To judge both quick and dead.
A masterpiece both for argument and style.
To whom bothe heven and erthe and see is sene.
Both mongrel, puppy, whelp, and hound.
He prayeth well who loveth wellBoth man and bird and beast.
Couple
(Archaic) To join together in marriage; marry.
Both
(used with count nouns) two considered together; the two;
Both girls are pretty
Couple
To form pairs; join.
Couple
To unite sexually; have sexual intercourse.
Couple
To join chemically.
Couple
Two or few
"Every couple years the urge strikes, to ... haul off to a new site" (Garrison Keillor).
Couple
Two of the same kind connected or considered together.
A couple of police officers appeared at the door.
Couple
Two partners in a romantic or sexual relationship.
Couple
(informal) A small number.
Couple
One of the pairs of plates of two metals which compose a voltaic battery, called a voltaic couple or galvanic couple.
Couple
(physics) A turning effect created by forces that sum to zero in magnitude but produce a non-zero external torque.
Couple
(architecture) A couple-close.
Couple
That which joins or links two things together; a bond or tie; a coupler.
Couple
Two or (a) small number of.
Couple
Two or a few, a small number of.
A couple fewer people show up every week.
I'll be there in a couple minutes.
Couple
(transitive) To join (two things) together, or (one thing) to (another).
Now the conductor will couple the train cars.
I've coupled our system to theirs.
Couple
To join in wedlock; to marry.
Couple
(intransitive) To join in sexual intercourse; to copulate.
Couple
(transitive) To cause (two animals) to copulate, to bring (two animals) together for mating.
Couple
That which joins or links two things together; a bond or tie; a coupler.
It is in some sort with friends as it is with dogs in couples; they should be of the same size and humor.
I'll go in couples with her.
Couple
Two of the same kind connected or considered together; a pair; a brace.
Adding one to one we have the complex idea of a couple.
[Ziba] met him with a couple of asses saddled.
Couple
A male and female associated together; esp., a man and woman who are married or betrothed.
Such were our couple, man and wife.
Fair couple linked in happy, nuptial league.
Couple
See Couple-close.
Couple
One of the pairs of plates of two metals which compose a voltaic battery; - called a voltaic couple or galvanic couple.
Couple
Two rotations, movements, etc., which are equal in amount but opposite in direction, and acting along parallel lines or around parallel axes.
Couple
To link or tie, as one thing to another; to connect or fasten together; to join.
Huntsman, I charge thee, tender well my hounds, . . . And couple Clowder with the deep-mouthed brach.
Couple
To join in wedlock; to marry.
A parson who couples all our beggars.
Couple
To come together as male and female; to copulate.
Couple
A small indefinite number;
He's coming for a couple of days
Couple
A pair of people who live together;
A married couple from Chicago
Couple
A pair who associate with one another;
The engaged couple
An inseparable twosome
Couple
Two items of the same kind
Couple
Something joined by two equal and opposite forces that act along parallel lines
Couple
Bring two objects, ideas, or people together;
This fact is coupled to the other one
Matchmaker, can you match my daughter with a nice young man?
The student was paired with a partner for collaboration on the project
Couple
Link together;
Can we couple these proposals?
Couple
Form a pair or pairs;
The two old friends paired off
Couple
Make love;
Birds mate in the Spring