stum

To not talk. To "stay stum".
As far as I can tell it derives from 19th century England/Australia, as read in Bryce Courtenay's 'The Potato Factory'

Hey thanks for staying stum about my involvement in that bank heist..

by Claire Robinson May 26, 2008

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i will stum you if you dont be careful!

by Snaffalafigus January 08, 2012

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Someone that hangs out in Starbucks all the time like they haven't got a regular home. A 'Starbuck's bum'.

Man, I wish that stum would stop hogging the power socket by the wall over there!

by Ray Price September 10, 2005

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When someone makes no sense and they are not dumb they stum. (basically a Neck in a word form)

Friend: *walking in the middle of the street

ME: get on the road .

Other friend: That was stum. Are u serious, get on the road?

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Stum

To be both dumb, and stupid. Many people who are stum are also mentally defficient.

Liam is incredibly stum.

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Some things they do are so STUM.

by Toliz June 24, 2020

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If you think 2+1 is 4 you might be stum

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