counter for thin, flat objects (e.g. sheets of paper, plates, coins), counter for portions of gyōza or soba, counter for ranks, counter for wrestlers of a particular rank, counter for fields or rice paddies, counter for palanquin bearers
一枚【いちまい】
one thin flat object, one sheet
二枚【にまい】
two sheets (of paper or other flat objects)
枚数【まいすう】
the number of flat things, win-loss difference which influences the ranking of wrestlers
一枚岩【いちまいいわ】
monolith, large slab of rock
三枚【さんまい】
three flat objects (sheets of paper, pieces of cloth, etc.), cutting a fish into two boneless fillets and a piece with the skeleton
二枚目【にまいめ】
handsome man, actor in a love scene
三枚目【さんまいめ】
comedian, actor who plays comic roles, figure of fun, laughing stock