1. [ noun ] a person who gains (gains an advantage or gains profits)

"she was clearly the gainer in that exchange"

Related terms: person profit gain
2. [ noun ] a person who gains weight
Synonyms: weight_gainer
Related terms: person gain
3. [ noun ] Last name, frequency rank in the U.S. is 6702
4. [ noun ] (sport) a dive in which the diver throws the feet forward to complete a full backward somersault and enters the water feet first and facing away from the diving board
Synonyms: full_gainer
Related terms: dive
Similar spelling:   Gaynor