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2.
The act of pressing the snooze button on your alarm clock. (The first time it goes off)
Teacher: Why are you late, Jacob?
Jacob: I was having a dream about some hot bitch and then my alarm went off. What did I do? I killed time.
Teacher: How do you manage to "Kill Time," Jacob?
Jacob: Stupid Bitch.
by Tedu53 January 16, 2009
 
1.
A noun given to certain activites that mean little to the person performing them and in fact are just performed to waste time.
Donnie: "Why do you waste time on the computer writing definitions for made up words?"
Frank: "It's just a kill time to get out of working"
by S. Darko May 29, 2009