by Someone smart unlike someone September 6, 2020

An erection caused by intense intellectual thought. Came to inception due to its rhyming with the word/phrase "hard-on".
Bill got a raging smart-on when he realized all of the work that goes into the creation of a single pencil.
by TronsauseFiveMillion December 7, 2010

by ______-___ April 7, 2019

someone who procrastinate and leave projects and test studies for last minute, but then magically turns on 120% of their brain power to get everything done on time. and gets away with it because they still manage to get good grades somehow
by pedrosso February 6, 2025

e.g. (at a petrol servo, while waiting in line)
- "Why isn't this car moving out, they've been finished for 5' now!"
- "They probably do a smart delay start! Honk at them! Or wait until they've finished texting."
- "Why isn't this car moving out, they've been finished for 5' now!"
- "They probably do a smart delay start! Honk at them! Or wait until they've finished texting."
by tropicalm October 17, 2017

by The absolute August 14, 2025
