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1980s. Meaning yes or I agree.
A: "Aye bro this songπŸ”₯πŸ”₯"

B: "On So."

A: "We still going out tonight?"

B: "On So"

A: β€œ Damn them hoes cold.”
B: β€œ On So.”
by Onsopussy January 24, 2018
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Jul 29 Word of the Day
Someone who used to be a potential girlfriend/boyfriend, but no longer is.
Tim: Zack, is that your exgirlfriend?
Zack: No, she's an expotential. We never actually dated...
by brownsuite September 24, 2011
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One night stand only sexuality, it is where you have no need for relationships, emotional connection. You just sleep with someone to satisfy a need.
I’m O.N.S.O.S (One Night Stand Only Sexuality) means that this can only one night type of deal. No connection emotionally at all
by Golden pants July 25, 2020
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