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A jigger is a unit of measurment when dealing with alcohol. One jigger is 1 1/2 oz, the ammount of alcohol in most highballs as well as the size of a shot.
Bartender 1 picks up jigger to measure
Bartender 2: Amature, pros dont need jiggers.
by Fase March 14, 2005
A gentile who wishes they were jewish or acts like a jewish person constantly. A jew wannabe
Ian is such a jigger, he keeps on using "Oy Vey" in every sentance he says!
The gentiles who work at Jewish Camps are jiggers because they think by keeping kosher for one meal a day that they are jewish.
by Sydkid August 26, 2006
Noun: A person who pretends to be jewish; a Jewish "wannabe".
"Sydney, don't be a zayin, ya know what I'm sayin'."
"Ian, you are such a jigger."
by Drury Lane August 26, 2006
Someone who ditches class repeatedly
yo yo yo, why you gotta be such a jigger? You ain't been rusty trumpeting my momma have you?
by Shanikwa Tanikwa December 14, 2002
you idiots...a jigger is not a Jew trying to ACT black...it is a black person who is a Jew, like Sammy Davis Jr.
That damn jigger, he's so cheep he doesn't even pay for shit.
by Steve yafukinidiot January 04, 2008
a jewish female who feels she is a cheeseburger
jessica was at temple one night and described her feelings on her jigger-like self to her rabbi who sat in awe and confusion

jessica-so am i a cheeseburger?
jolo- no i think thats a bad thing or something blah blah blah i like the gators but wear a miami hat blah blah
jess-oh so i must be a jigger
by chessnuts March 26, 2007
some one who is of half african-american nationality and half jewish
dude.. reagen is SUCH a dirty jigger.
by Rachel Horowitz February 26, 2006
Colloquialism for penis.
... she then reached over and started rubbing and feeling up my jigger ....
by NEOMark May 29, 2005