say it: ram-BUHNGK-shuhs
rambunctious is an adjective meaning "noisy and lacking in restraint or discipline". It carries one recorded sense.
noisy and lacking in restraint or discipline
“a boisterous crowd”
“a social gathering that became rambunctious and out of hand”
“a robustious group of teenagers”
“beneath the rumbustious surface of his paintings is sympathy for the vulnerability of ordinary human beings”
“an unruly class”
Definitions, synonyms and semantic relations for rambunctious come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.