What you say when you want a favor from someone without giving them the chance to say no. Combination of 'ok', 'thanks' and 'no problem.' Used online only, do not attempt to say this irl.
me: dude, i need you to do me a favor
you: sup?
me: give me all your gold in UO kthxnp
by lukin November 25, 2006

5 Words Related to kthxnp

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