Cat Killing is when you masturbate using any form necissary. i.e. jacking off. otherwise an art of fantistic form. Derived from the phrase, "Every time you Masturbate God kills a kitten"
Dude, last night I killed a cat using this website, you should check it out.
by clanvulton August 9, 2005
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When someone is so horny they growl like a cat.
Colton: DAMN. I'm so fuckin horny right now.

Alex: Oh me too Colton
.....................

RWWWARRRWWWWWW!!!

Colton: Now that was some cat killing pleasure Alex.

Alex: Just don't tell anyone we did it.
by URLADYxxxxXXXXXxxx0FCHAO$ August 9, 2008
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Means to beat your meat or jerk off. They call it killing cats because when you jerk off you kill a cat according to certain myths.
Yo. Why you always killing cats man!
by capt.huggyface July 18, 2008
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Why do you want to know?
I'm just killing cats.

She's killing cats over it. (curious about it)
by Daryl O'Reilly March 31, 2007
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