1. Short for "(it) was", "(it) did", "(it) will" or anything similar, as long as the use of "tis" would make no sense if you replaced it with "It is".
2. Short for "It is". People used to say this in the 1800's but now nobody says it in this sense anymore, unless they are old, somehow socially isolated, or just "different".
1. Yo' momma tis crunk last night.
2. British person #1: Tis' a merry day for tea and biscuits, eh chap?
British person #2: Not really fine man, i have to go be on my jolly way.
British person #1: Alrighty, cheerio!

by crazyfoo08081 November 2, 2006
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"Is your cock ready to rock?"
"Tis."
by Mr Special August 17, 2019
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It is. Opposite of taint.
I was scratching my taint and I found my tis.
by 50 cent crack dealer July 31, 2003
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A word that is rarely used outside of the Drama Club circles in high schools.
Sam: My, 'tis a beautiful day.
Karl: God, what fag.
by Wesley Durrance September 19, 2005
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abbreviation for "twenty inches strong". a very good brand of rims. twentyinchesstrong.com
LaRhette - "my brother just got some 20's for his chevy."
Dante - "tis?"
LaRhette - "hell yea"
by ~kate August 31, 2006
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1. a hasty way of writing "it's" during a messenger conversation

2. old english for "it is"

3. what faggots say
1. (on messenger) Guy1: tis been a pretty nice day
Guy2: dude i think you just misspelled, "it's"
Guy1: oh yea...i guess i did

2. 'tis a gorgeous time to sit in the privy for a fortnight

3. Guy1: 'tis a gorgeous time to sit in the privy for a fortnight
Guy2: shut the fuck up you fag
by eye of the beholder October 24, 2005
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