Going off verbally, aggressively and disrespectfully on someone who has said or done something to piss you off.
I was jumping ugly with him after he said my work sucked.
by Cyclist Rauel January 12, 2012
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To move close or (get in the face) of someone, with the intent of creating conflict, intimidation or challenge.
"If that nigga wants to jump ugly on my ass, I'm gonna punch him in that face right quick!"
by Cat Mandoo December 13, 2007
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