look up any word, like cunt:
 
113.
A 100% undesireable douchebag that will break your heart. Never trustworthy. Always looking for another girl to cheat on you with. Lies a lot. Criticizes you to no end.
My boyfriend Jack just stomped on my heart.
by mylifesucks123 November 30, 2011
 
114.
is a slang name for cigarette in the DMV area(D.C/MD/VA)
DO ANY ONE SMOKE JACKS
by TAYEDOG October 24, 2011
 
115.
Jack is a dick, and he has a small dick too. Half of his dick is inside his personality.
That kid Jack is an asshole.
by duster69 May 17, 2012
 
116.
This guy is an ultimate farmer. He is rather large and a bit of a jack. He likes to think he has friends when in reality he is all on his 'jack'. he bigs himself up and pretends that he is hard but he is truly whipped.
"yo that kid's such a jack!"
by danny mayer November 15, 2011
 
117.
Slang for money, usually refers to large amounts.
To get a car that nice, this guy had to spend some jack.
by TommyNoleFin May 03, 2011
 
118.
A wanka who uses girls for sexual shit when all they want is a honest relationship
That dudes a jack

How'd ya kno he fingered me
Oh
by Jdavidson April 29, 2011
 
119.
Usually used to buy a certain amount of weed worth £5 but has now been morphed to just plainly mean £5 in London Street language (jafaican)
"Oi rob, have you got enough for the cinema?"
"Nah Fam, I only got a jacks, buck (lend) me a nugget (pound)"
by Fiverdotman April 16, 2007