mating

(noun) the act of pairing a male and female for reproductive purposes. Synonyms: coupling, pairing, conjugation, union, sexual union. Examples: "The casual couplings of adolescents." "The mating of some species occurs only in the spring."

(verb) engage in sexual intercourse. Synonyms: copulate, mate, pair, couple. Example: "Birds mate in the spring."

(verb) bring two objects, ideas, or people together. Synonyms: match, mate, couple, pair, twin. Examples: "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."

(verb) place an opponent's king under an attack from which it cannot escape and thus ending the game. Synonyms: checkmate, mate. Example: "Kasparov checkmated his opponent after only a few moves."