stay stock still(redirected from stays stock still)
stay stock still
To not move at all. You kids need to stay stock still out here until the firemen are done investigating the building, OK? I didn't want my grandmother to catch me rooting through her jewelry box, so when I heard her in the hallway, I got in the closet and stayed stock still until she left.
be, stay, stand, etc. ˌstock-ˈstillbe, stay, etc. still, without moving at all: When I heard footsteps on the stairs, I stood stock-still and held my breath.
Stock-still means as still as a stock (= an old word for a piece of wood).