Buc″kle (�), v. t. [imp. & p. p.Buckled (�); p. pr. & vb. n.Buckling.] [OE. boclen, F. boucler. See Buckle, n.] 1. To fasten or confine with a buckle or buckles; as, to buckle a harness.
2. To bend; to cause to kink, or to become distorted.
3. To prepare for action; to apply with vigor and earnestness; — generally used reflexively.
Cartwright buckled himself to the employment.
Fuller.
4. To join in marriage. Sir W. Scott.