no clue

I have NO CLUE how to define it.

Krissy j roc has no clue what's going on right now

Clue DART

In San Antonio basic training a trainee would be called this when they displayed cluelessness. DART is an ack that stands for Dumb Ass Retarded Trainee

TI in 320th MTF(Alcatraz) - Where are you going you fricken Clue DART! You fricken clue! Get back here.

Donut Clue

When making a selection from an unknown set of donuts, look for a doughnut clue such as fruit or cream. Such clue will be on the side of the donut

Yo! What kind of donut is this?

“Look for a donut clue on the side”