Definition of overclimb in US English:

overclimb

verb

archaic, poetic
  • with object To climb over; to get over by climbing; to surmount.

Origin

Old English; earliest use found in Orosius' History. From over- + climb. Compare Middle Dutch overclimmen (Dutch overklimmen), Middle High German überklimmen (German überklimmen).

Pronunciation

overclimb

/ˌəʊvəˈklʌɪm/