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An exclamation to suggest that someone has won an argument, game or has the better of a situation. Used to claim victory while simultaneously humiliating the person(s) at whom it is being directed.

Sometimes prefixed by "Arr." "The "Arr" is believed to be a corruption of a mocking "ha ha."
Teacher to class - "We're going to have a test tomorrow."
Student to teacher - "I'm not in school tomorrow, so arr on you!"
by Blindbetty March 09, 2008
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2
To gain a percentage of another's cannabis cigarette, and to receive that percentage before anyone else
On you lad, gis a go of yer splenger(scouse accent please)
by Lovejoy's Lovechild September 08, 2006
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3
"On you" is a request or demand to be after someone on what ever they have got.
Toby "on you tom."
Tom "no walker claimed"
by Sam mas March 17, 2007
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