To get hijacked by one person or a group of people.
Last night I got jumped by a rapist.
by Rockdog March 1, 2004
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To be made out with, felt up, sucked off, fucked, or any of the above in any combination or order.
"O man, I haven't gotten any in so long, I really need to be jumped."
"Claire totally jumped me at the party last night, that girl can really give head"
by Lusty McLester January 6, 2006
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Typically used in the Gang community. to initiate a new member they kick their ass for a pre determined amount of time.
"all little carlos has to do to be member is to survive the Jumping in"
by Caldie May 2, 2008
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A surprise or planned fight, when either (a)one individual is attacked/beaten by a group of 2 or more individuals or (b) when a notiably larger group attacks/fights a smaller group of individuals. These fights can occur with or without any kind of valid reason to jump someone.

A onesided fight.

verb jumped
"Man lets jump this kid coming this way on his bike"

"Me and my cousin are going to jump this guy that stole our car"
by DetroitSlang May 14, 2003
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1. to fight(often applied to street gangs, especially denoting a surprise attack)

2. to attack or assault

3. to copulate with
They tried to jump those punks over there.
by The Return of Light Joker February 20, 2008
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Underagers getting random strangers walking past to go into a shop and buy alcohol for them, literalluy jumping into the shop for them. Usually targeted are junkeys, alcoholics, students and foreigners.

OriginatedGlasgow/ any poor area with drink problems
Jason " How are we gonna get that booze for tonight"

Jonny " Theres a tramp over there. Come on lets get a jump in.
by Jondooo November 2, 2009
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