English noun: sprag | |||
1. | sprag (artifact) a chock or bar wedged under a wheel or between the spokes to prevent a vehicle from rolling down an incline | ||
Broader (hypernym) | chock, wedge | ||
2. | sprag (artifact) a wooden prop used to support the roof of a mine | ||
Synonyms | pitprop | ||
Broader (hypernym) | prop | ||