What is a flick up?
The flick up is basically any move you do to get the ball up in the air without using your hands. They can be anything from popping the ball up with your toe to complicated tricks where you bring your leg all the way around the ball as it pops up in the air.
What flick means?
transitive verb. 1a : to move or propel with a light quick movement flicked her hair back over her shoulder. b : to activate, deactivate, or change by or as if by flicking a switch flick off the radio. 2a : to strike lightly with a quick sharp motion flicked the horse with a whip.