Top Definition
To keep your mind in focus, to not let your guard down no matter what.

To think carefully before an action, regarding the consequences that may be dangerous for you and/or others.

To stay sharp!
Alex: I'm going on holiday to London, should be awesome!

Jess: There are loads of grifters and cons, so keep your wits about you and stay out of trouble.
by hansaplast November 05, 2011

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