The Collaborative International Dictionary of English v.0.48:

Climb \Climb\ (kl[imac]m), v. i. [imp. & p. p. Climbed
   (kl[imac]md), Obs. or Vulgar Clomb (kl[o^]m); p. pr. & vb.
   n. Climbing.] [AS. climban; akin to OHG. chlimban, G. & D.
   klimmen, Icel. kl[imac]fa, and E. cleave to adhere.]
   1. To ascend or mount laboriously, esp. by use of the hands
      and feet.
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   2. To ascend as if with effort; to rise to a higher point.
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            Black vapors climb aloft, and cloud the day.
                                                  --Dryden.
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   3. (Bot.) To ascend or creep upward by twining about a
      support, or by attaching itself by tendrils, rootlets,
      etc., to a support or upright surface.
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