sprag
1Sprag — Sprag, v. t. [imp. & p. p. {Spragged} (spr[a^]gd); p. pr. & vb. n. {Spragging} ( g[i^]ng).] 1. To check the motion of, as a carriage on a steep grade, by putting a sprag between the spokes of the wheel. R. S. Poole. [1913 Webster] 2. To prop or… …
2sprag — [sprag] n. [prob. < Scand, as in Dan sprag, twig < base of sprage, to crack, crackle: for IE base see SPARK1] 1. a roof prop used in a coal mine ☆ 2. a device for preventing a vehicle from rolling backward on a grade …
3Sprag — Sprag, a. See {Sprack}, a. Shak. [1913 Webster] …
4Sprag — (spr[a^]g), n. [Cf. Icel. spraka a small flounder.] (Zo[ o]l.) A young salmon. [Prov. Eng.] [1913 Webster] …
5Sprag — Sprag, n. [See {Spray} a branch.] A billet of wood; a piece of timber used as a prop. [1913 Webster] …
6sprag — sprag·ger; sprag; …
7sprag — (n.) prop in a mine, 1841, of unknown origin. Transferred by 1878 to wood blocks, etc., used to brake motor vehicles. As a verb, from 1841. Related: Spragged; spragging …
8Sprag — A sprag is a one way freewheel clutch used in a number of applications. It resembles a roller bearing with rollers shaped like a figure eight and cocked with a spring. When the unit rotates in one direction, the rollers stand up and bind because… …
9sprag — sprag1 /sprag/, n., v., spragged, spragging. n. 1. a pole 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. 2. Mining. a short timber for propping… …
10sprag — I. /spræg/ (say sprag) noun 1. a chock or pointed steel bar hinged to the rear axle of a vehicle and let down to arrest backward movement on gradients; dogstick. 2. Mining a short, round piece of hard wood, sharpened at both ends, inserted… …
