common Marine Corps terminology:
1) also commonly reffered to as an "irish pennant", it describes the little strands of fabric that come off of one's uniform.
It is said that I.P.'s tend to grow, thus the need for constant trimming and removal of the same I.P. A common way to remove them is by burning them off with a Bic or Zippo lighter.
Sgt Smith: "Hey there Devil! I dont know why you have all these damn I.P.'s on your uniform!"
a gang that peoople think is real, called indian pride. but its not. indians dont gang bang. i.p. is actually when a group of indians get together and touch,slap,or suck eachothers dicks or vaginas. i.p. was formed for horny indians.
"ay whats gewd, they call mr.jesus, i rep dat i.p. deuce deuce niggas."
"wow evan, i.p. isnt real."