I. intransitive verb (~d; bumbling) Etymology: Middle English bomblen to boom, of imitative origin Date: 15th century buzz , drone , rumble , II. verb (~d; bumbling) Etymology: perhaps alteration of bungle Date: 1532 intransitive verb blunder , to proceed unsteadily ; stumble , transitive verb bungle , ~r noun bumblingly adverb
BUMBLE
Meaning of BUMBLE in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012