What computer geeks call a USB mass storage device. It is shorthand for thumb drive
hey what's that hanging around your neck?

that's my thumb,dude

dude, your thumb?!?!

yeah, thumb drive
by Snikkrrs May 2, 2005
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More than a thumbs-down.

When a thumbs-down is not enough.
Person 1: *breaks something expensive*
Person 2: you get a thumbs-no
by JRhinae August 17, 2016
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Getting a blow job whilst having a thumb up you’re bum
His girlfriend got on hers knees and performed oral sex on him whilst putting her thumb up his bum, she called it thumbing
by Stush69 December 9, 2019
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To stick ones thumb inside one another, one can thumb someone else of thumb themselves
Tim: good sid what are thou doing to me
Bill: why I'm thumbing you kind sir, it's a hip new way of communication
by Cumslut2.0 February 15, 2021
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when you give the middle finger without holding up your thumb; seen as a rude gesture instead of lighthearted or playful
“Yo, she’s sticking up her middle finger at me”
“With no thumb”

“She’s real mad bro”
by PardiB December 9, 2020
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A guy (or girl) whose body parts above the shoulders look like a thumb. Usually a large forehead.
Here come the thumbs!!
by Phatho May 21, 2017
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When one's hole has been penetrated by another's thumb for pleasure and sensation; similar to fingered
Emily thumbed Alex's butthole while they were experimenting with each other.
by SidneyOwhh March 4, 2014
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