Top definition
that person over there is a right smi look wat hes duin 2 that dog
by Nicole Hudson June 10, 2006
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Jul 25 Word of the Day
A jack off buddy (from 'cum' /'come', meaning 'semen', and 'companion'); a friend that you get together with for sessions of solo or mutual masturbation
Variant of: cumpanion (from 'companion' & 'cum'); jack off buddy & wank bud & JO buddy
Similar to: fuck buddy
My bf and I used to really get it on together, but now it's just the occasional cumpadre wank
by Gladys Pipps-Knightley May 14, 2007
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2
: a school which has a bad middle school principal and becomes gay when in Middle School.
We are a group of SMIS.
by REI. H March 11, 2019
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3
A word used to describe the loading/percentage of something, particularly 18%
Everyone laughed at him because he only got a low smi of the votes.
by Clone xoxo June 20, 2011
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4
Smis is the word for smudding and pissing at the same time from your penis/vagina depending.
Dude I just smissed all over teh toilet seat.

Fuck that.
by greatbigflumpkin October 05, 2008
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5
Seriously Mentally Ill, a legal classification in the state of Arizona, referring to a class of individuals who meet certain psychiatric diagnostic and functional criteria.
This person is enrolled in SMI services.

The state legislature is considering additional SMI funding.
by Arizona Jaguar November 26, 2006
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6
societies most insane
or
sick minded individual.
by oreo17 November 02, 2007
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