2.Definition: a pair of people who live together
"A married couple from Chicago"
Related Noun(s):match, mates
4.Definition: a small indefinite number
"He's coming for a couple of days"
5.Definition: two items of the same kind
Related Noun(s):brace, couplet, distich, duad, duet, duo, dyad, pair, span, twain, twosome, yoke