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
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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 17, 2009
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1)The act in spending a particular amount of time with someone(s) and engaging in some physical intimacy.
2) Killing, is fooling around, time is time, thus fooling around during that time.
3) Just like hooking up, but it's killing time.
4) killing time can mean, making out, oral sex, sex, anal sex, orgies, swingers parties, milf adventures, dilf adventures, sexual exploration, homoerotic endeavors, lesbian's curiosities filled, etc.
Byron- Hey man, how was last night?
Devin- It was fun man.
Byron- What did you do?
Devin- I was killing time with Laura.
Byron- Cool.
Hey Tina, you wanna get together and kill some time?

by Devonair March 13, 2009
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