Top definition
1) A phrase used to end a conversation with someone and thank them for talking to you.

2) A phrase used to change a conversation with someone or two show that you do not like what they are doing/talking about.

**A common misspelling is kthxbye** (owned!)
Person 1: Okay...Cya around!
Person 2: KKTHXBYE

Person 1: What's the first thing that comes to mind when you think of two lesbians in a Thai fish market...?
Person 2: KKTHXBYE
Person 1: lolzies! J/k!
by Maxx Paigne December 27, 2003
Mug icon

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug