I don't know if she will be there, but it's worth a check.
noun A control; a limit or stop.
checks and balances
noun A situation in which the king is directly threatened by an opposing piece. .mw-parser-output .defdate{font-size:smaller}
noun A mark (especially a checkmark: ✓) used as an indicator.
noun An order to a bank to pay money to a named person or entity.
I was not carrying cash, so I wrote a check for the amount.
noun A bill, particularly in a restaurant.
I summoned the waiter, paid the check, and hurried to leave.
noun A maneuver performed by a player to take another player out of the play.
The hockey player gave a good hard check to obtain the puck.
noun A token used instead of cash in various contexts, including sign-out of company property or collection of rations (dated), in gaming machines, or in gambling generally.