When one enters ones extremely hot bath, his/hers scrotum sack becomes very firm and begins to look like a small dry brain
"oh ouch this bath seems to be slightly to hot, it is beginning to give me a firm sack, better add some cold water before it looks anymore like a brain"
by legacy Lloyd June 9, 2016
by Das_Erreichen November 29, 2019
Person 1: look at them smoking over there! They looked stoned!
Person 2: I know, some too notch firm heads!
Person 2: I know, some too notch firm heads!
by Anonymous1789<3 March 19, 2017
the desired effect of excess exercises targeting your ass. For example a toned gluteus maximus that still has a definite shape.
Those 400 meter lunge walks were killer, but at least i know im on my way to that plump and firm greatness.
by plumpandfirm May 10, 2011