noun

1. Two partners in a romantic or sexual relationship.

2. Two of the same kind connected or considered together.

3. A small number.

Synonyms: few, handful, brace, pair

verb

1. To join (two things) together, or (one thing) to (another).

   “I've coupled our system to theirs.”

2. To join in wedlock; to marry.

3. To join in sexual intercourse; to copulate.

Synonyms: have sex, make love, bewed, espouse, affix, attach, put together

adjective

1. Two or (a) small number of.