gramp out 

The act of a young male falling asleep or getting tired at a very early time, or any such action that would be considered "grampish", or that of an old person's routine. Used as ridicule between male friends.

Are you gonna gramp out already? It's only 8PM.

gramp out by Gowk19 May 14, 2011

grump out 

A softer way for women to say "get bitchy" but still get this point across; works particularly well as a warning to a significant other.

Ugh," she said. "OK, but if we're still there at midnight, don't be surprised when I grump out.

grump out by Wendy von Bendy August 27, 2010

Grampy's Work Out 

Found in most gyms in Florida. A Grampy's Work Out consists of two sets of 10 on any machine followed by sitting and drinking coffee with other over 60's. Highly effective and life altering.

Visit any Florida gym for work out tips. Especially Grampy's Work Out.

Grampy's Work Out by Eaton Holgoode February 28, 2015