Top definition
A man with a small but enthusiastic penis. We're talking 4 inches and below. It won't break the bank but it will shake the timbers.
He had a thunder Thimble but he still made my legs legs shake.

She didn't hit the bottom, but her Thunder Thimble hit the bull's eye.
by Can I Get U Off? July 11, 2020
Get a Thunder Thimble mug for your mate Rihanna.
May 12 Word of the Day
When someone goes to the gym and spends 90% of the time on their phones scrolling through social media
Looks like its thumb day again for Jimmy with his usual routing... 3 sets of 5 snapchat selfies and 10 sets of scrolling through facebook until exhaustion
by Gary br April 02, 2017
Get a Thumb Day mug for your mate Bob.