intransitive verb (~ed; ~ing) Etymology: Middle English clambren; akin to Old English climban to climb Date: 14th century to climb awkwardly (as by scrambling) , ~er noun
CLAMBER
Meaning of CLAMBER in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012