Top definition
To sit idly and think.
"That is a lot of money. I will have to musterbate for a while before I make a descision."
by Shake Zula May 10, 2005
Get the mug
Get a musterbate mug for your guy Larisa.
(verb) To think you "must" do something without any choice when in all reality you have the choice to do or not do it.
"I musterbate about having to go to work to be able to pay my light bill."
by Che39 October 04, 2011
Get the mug
Get a Musterbate mug for your Facebook friend Trump.
(v.) To stimulate oneself or one's partner to the point of ejaculation of mustard.
Oh prease, it's time I musterbate in the bathroom, with the lotion
by TheLoudestFan October 27, 2008
Get the merch
Get the musterbate neck gaiter and mug.