used by aisleyne from big brother, this word means that the person you say it to doesn't know who they are
Aisleyne: you better know yourself little girl.
by G Dizzle September 19, 2006
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Know yourself has no one size fits all definition.

1. During an argument: It means, know your limits, stay in your lane.

2. When motivating someone: It means, don't limit yourself

3. In general: it is self explanatory

Wannabe G: I'm gonna knock you the fxck out!!
Real OG: ah *Kmt* know yourself *casually walks off*
2. I'm really struggling, I'm so confused about what to do
Friend: don't make any rush decisions, know yourself
3. know yourself
by Thr3dots June 14, 2017
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