1. slow-cooked roast beef usually served with peppers or giardinera on italian bread, sometimes dipped in gravy. Has nothing to do with Italy, but very popular in Chicago. Not to be confused with Philly cheese-steak.

2. a complaint or argument offered by an Italian-American.

3. the penis of an Italian-American male. see italian sausage.
1. When I go by my ma's I always get italian beef.

2. My sister-in-law always has some italian beef.

3. I got your italian beef right here.
by Joe Bone March 11, 2005
Get the italian beef mug.
A very gross, loose and saggy vagina that resembles the thick shreds of meat in an Italian beef sandwich. Generally found on strippers and porn actresses.
"Ew, did you see that stripper's Italian beef sandwich vagina? I want my fuckin' money back."
by Dave Losso November 13, 2007
Get the Italian beef sandwich vagina mug.