Shrinky dick

A penis that is a fairly good size when erect, but embarrassingly small when not.

I dont like to wear speedos because I have a shrinky dick.

by Jake1210 November 10, 2007

Shrinky dick

Shrinky dick is a term used mostly by women to embarras men for having a small penis.

Guy: "Hey gurl!"

Girl: "Hey shrinky dick."

by The Whitest White Man Ever September 24, 2016