Clamber \Clam"ber\, v. i. [imp. & p. p. {Clambered}; p. pr. & vb. n. {Clambering}.] [OE clambren, clameren, to heap together, climb; akin to Icel. klambra to clamp, G. klammern. Cf. {Clamp}, {Climb}.] To climb with difficulty, or with hands and feet; -- also used figuratively. The narrow street that clambered toward the mill. --Tennyson.