Definitions by Dr.Pectorals

Gainless

Those who are unable, or do not have the will to make muscle gains.

"Bro, have you seen how skinny John is?"

"Yeah bro, he's gainless "

May also may be used in context to name the person or people according to their body type. (i.e The Gainless)

Gainless by Dr.Pectorals December 25, 2013