holdback

Hold"back`, n. 1. Check; hindrance; restraint; obstacle. The only holdback is the affection . . . that we bear to our wealth. Hammond. 2. The projection or loop on the thill of a vehicle. to which a strap of the harness is attached, to hold back a carriage when going down hill, or in backing; also, the strap or part of the harness so used.

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