a grower, not a shower(redirected from grower not a shower)
a grower, not a shower
vulgar slang A penis that is small when flaccid but becomes substantially larger when erect. (A "shower" is a penis that is quite large when flaccid and does not grow much when erect.) He told me he was a grower, not a shower, and then proved it when we went home together!
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.