n.
1.a small indefinite number
2.a pair of people who live together
3.a pair who associate with one another
4.two items of the same kind
5.something joined by two equal and opposite forces that act along parallel lines couple v.
1.bring two objects, ideas, or people together
2.link together
3.form a pair or pairs
4.make love
Idiom of the Day
out of the blue
unexpectedly, coming from nowhere
The boy asked his girlfriend, out of the blue, to get married.