When you are interested in a person at a party, you are on the verge of making a move, and just as you are about to you find someone else already making out with them, etc.
Also used in the present tense as "intercepted"
Person 1: I went to make a move on that girl, but she was tongue deep in another dude's mouth.
Person 2: INTERCEPTION!
When you steal someone elses girl or girlfriend (commonly used among Football Jocks)
jock 1: Matt intercepted carly right from Dylan !!
jock2: That kid gets interceptions on and off the field
jock1: yea I feel kinda bad for Dylan though
When a man is about to ejaculate on a woman's face, and she catches the jizz and throws it back in his face.
Don't tell anyone bro, but after I came on her face, she went for the interception. Who does that?!
a pass thrown to the wrong team
every time kelsey is quarterback she throws an interception
To "interCept" an enemy and kill him.
#interCeption * Titanium : Enemy Spotted
#interCeption * Titanium : Enemy Down