In Colombia breeches, braga, Lady inside. Most is used in the plural, cuckoos (panties, panties). It is also one of the common names of a bird (Cuculus canorus, family Cuculidae) also called cuckoo. Nickname of a Mexican singer-songwriter called José de el Refugio Sánchez Saldaña. Stage name of Pupo Valoy Reynoso, a Dominican musician who plays salsa, merengue and Cuban, well known as Cuco Valoy.