Answer: sprag

AnswerCrossword Clue
SPRAGMiner's roof prop
spragto prop (to hold up)
spragpole or bar hinged to the rear axle of a cart or the like in such a way that it can brace the vehicle against a road to prevent it from rolling downhill
spragshort timber for propping up loose walls or spacing two sets
spragto slow a vehicle by means of a sprag or, sometimes, by bracing the feet against the ground
spragto prop, support, or immobilize (a vehicle) by means of a sprag
spragyoung cod
SPRAGWedge placed beneath a wheel
SPRAGWedge placed under a wheel
SPRAGMine-roof prop
SPRAGRoof prop in a coal mine
SPRAGMine roof prop
SPRAGBrake of a sort
SPRAGPiece serving as a prop or brake
SPRAGBillet of wood.
SPRAGProp in a mine
SPRAGWagon prop
SPRAGMine support
SPRAGYoung codfish
SPRAGTimber prop
SPRAGWheel chock.
SPRAGRoof prop in a coal mine.
SPRAGChock of wood
SPRAGPiece of wood to block a wheel.
SPRAGPiece of wood for blocking a wheel.
SPRAGBlock used as a chock.
SPRAGPointed rod to keep a vehicle from running backward.