rumbustious
rum·bus·tious
adjective
1.
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”
Origin
Uncertain but probably variation of robustious (“robust, large, noisy, violent”), from robust + -ious. Alternatively, from rum- (“nonsense syllable”) + bust + -ious.
WordNet 2.1 (Princeton University). Wiktionary (CC BY-SA). WordNet 2.1 Copyright Princeton University. All rights reserved. Wiktionary content is available under the Creative Commons Attribution-ShareAlike Licence.