While the "hit" is unexpected, the verbal delivery is usually bold and unapologetic.

Originally a boxing or football (soccer) term for a feint—pretending to move or strike in one direction to open up the opponent's defense on the other side.

Don't reveal your full plans; keep people guessing your next move.

She has used the expression in public disputes with other celebrities (like dancers or singers) to signal that she has "tricks up her sleeve" and will retaliate unexpectedly if provoked. 3. Understanding the Idiom