limp dick noun5 •(slang, vulgar) Erectile dysfunction. •(slang, vulgar) A weak person. •(slang, vulgar) A weak male.Hell, Bob. That wasn't a meeting. That was a chance for those limp-dicks to scold a real man. — 2008 •(vulgar) Erectile dysfunction, impotence, whiskey dick.For limp-dick niggas, that's frontin' like they willy Suck my pussy till they kill me, you feel me? — 1996 •(slang, vulgar) A penis affected by erectile dysfunction. formslimp dicks · limp-dicks