A quarter ounce of weed, derived from the word "sept" which is French for seven.
Jon: He man, did you pick up today?
Pat: Yeah man, just picked up a set an hour ago.
by JesusAndCheese January 20, 2014
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Used to ask or express the validity of something beyond a reasonable doubt; another way of saying/asking "For real".
Example 1:
Person 1: "Ey man, You heard Joey's in jail?"
Person 2: "On set?"
Person 1: "On set, homie. I put it on my momma"

Example 2:
Person 1: "Ey man, did you for real lose that CD I lent you? Like, not even playing, on set."
Person 2: "Yeah, homie, my bad."

Example 3:
"Stop playing games. If you don't stop fucking around with me, on set; Imma whoop your ass"
by C.Corona June 20, 2013
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The word with the most definitions in the dictionary, but not urbandictionary.com
If urbandictionary.com was like a real dictionary, the word set would have over 10,000 definitions.
by Bob882 August 28, 2004
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in poker, it's 3 of a kind
"i was playing holdem, and i flopped a set!"
by PaNDa August 31, 2004
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to give - Pikey speak, originating South London, UK.
by Mercunium August 13, 2003
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The word with the most definitions taking up 24 total pages of the Oxford English Dictionary. (The second most is "buffalo.")
Set (as in Set the table) set (an adjective meaning "this") set (as in a tea set) set(prep. meaning "laid on") set(still) set(a type of sedimentary gravel found near fault lines).
by The Duke & the Dauphin July 11, 2008
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Putting something on someones life and what they have planned out for themselves.
On the set I'm ready to marry you. I want to have a good future.
by Junior's World February 2, 2017
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