Thinking Cap

Condom

Time to put on my thinking cap.

by RichardInTheBox January 26, 2012

Im Thinking About Shit Later

An excuse to give to your friends when your so faded you fall asleep sitting up.

Austin (while filming): tyler are you sleeping?
Tyler (wakes up): What man? Im thinking about shit later.

by Tyler, Austin, Kenny, Max November 15, 2007

tinkling the ivories

Playing the piano. In the past, piano keys were made of ivory. Tinkling the ivories thus was used to describe the act of playing the piano.

John is tinkling the ivories for his guests now.

by elephants89 September 11, 2009

thunking

The act of thinking deeply and/or for long periods of time.

Lee watched John as he stared ahead into space, his face tense with thought.

"Wow, some serious thunking going on there, John. What's on your mind?"

by stark_source February 4, 2010

Thinking-Cap

When your dumb ass is so dumb that you need to wear a helmet when doing normal activities such as riding the short bus or sleeping. Also, randomly dropping face first out of nowhere may be a side effect.

Dave's dumb ass fell straight out of his chair the other night and ate carpet, luckily he was wearing his thinking-cap.

by Sloth Fucker October 7, 2013

thinging

an ambiguous verb used to replace a verb that you can't come up with at the moment. see also da kine.

"Hey mom. Yeah, just got back from, um, thinging my friends."

by Ren_Ayanami, Ph.D September 25, 2005

Back-of-the-Mask Thinking

When the crisp-and-crude method of calculation, which yields an approximate instead of an exact answer to a problem, is done on a mask rather than on an envelope or a napkin.

With billions of people wearing a face mask to shield themselves against the coronavirus, the back-of-the-mask thinking is a lifelong guesstimation skill math teachers and tutors worldwide ought to promote to students during this pandemic crisis.

by MathPlus September 20, 2020