1980s. Meaning yes or I agree.
A: "Aye bro this song🔥🔥"

B: "On So."

A: "We still going out tonight?"

B: "On So"

A: “ Damn them hoes cold.”
B: “ On So.”
by Onsopussy January 24, 2018
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Can be any person. Said when you dont know his or her name or you would rather not say the person's name.
Richie said that he ran into so and so and thats how the whole issue got started.
by TheBx41 September 17, 2012
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Its the middle of good and bad, yes and no, hot and cold.
1. How is your mother? So so.
Middle of good and bad.
2. Did you undestand this? So so.
Middle of yes and no.
3. How was she? So so.
Middle of Hot and cold.
by Victor April 15, 2005
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Average. Some good points, some bad points. Overall just passes the time.
Jason X was so-so.
by Kung-Fu Jesus April 18, 2004
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1. Roughly equivalent of "oh what's his face."
2. an undesirable, as in "you no-good little so and so..."
Person A - I told the same thing to, oh, so and so...
Person B - You did? You no good little so and so!!!!!!!!!!
by Tom Navarro April 12, 2007
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The same as the po-po's but these kind of cops pull you over and give you a warning, so they are still po-po's for pulling you over, but they let you off, so they're so-so's
mike - crap it's the po-po's
officer - watch your speed next time
jorge - fucken po-po's bro
mike - meh, the so-so's
by Nachoz- May 08, 2008
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