Sprag - Definition
sprag
n 1: a chock or bar wedged under a wheel or between the spokes
to prevent a vehicle from rolling down an incline
2: a wooden prop used to support the roof of a mine [syn:
pitprop, sprag]
n 1: a chock or bar wedged under a wheel or between the spokes
to prevent a vehicle from rolling down an incline
2: a wooden prop used to support the roof of a mine [syn:
pitprop, sprag]