with objectTo 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).
Definition of overclimb in US English:
overclimb
verbˌəʊvəˈklʌɪm
archaic, poetic
with objectTo 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).