0 a tube-shaped container containing hard glue that is pushed up by turning a part at the bottom of the tube: --
A glue stick is a flexible wax-like material used inside glue guns.
Parents are increasingly helping teachers fill their cash-strapped classrooms with glue sticks, markers, hand sanitizers, toilet paper, and other basic materials once covered by school budgets.
He asks that students bring a glue stick, but some students have brought large bottles of glue instead.