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Dictionary

obstreperous |əbˈstrepərəs; äb-|

adjective

noisy and difficult to control: : the boy is cocky and obstreperous.

See note at vociferous .

DERIVATIVES

obstreperously -adverb

obstreperousness -noun

ORIGIN late 16th cent. (in the sense [clamorous, vociferous] ): from Latin obstreperus (from obstrepere, from ob- ‘against’ + strepere ‘make a noise’ ) + -ous .

Thesaurus

obstreperous

adjective- the hotel manager was accustomed to dealing with obstreperous guests: unruly,unmanageable, disorderly, undisciplined, uncontrollable, rowdy,disruptive, truculent, difficult, refractory, rebellious, mutinous, riotous,out of control, wild, turbulent, uproarious, boisterous; noisy, loud,clamorous, raucous, vociferous; informal rambunctious. ANTONYMS quiet, restrained.

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Quoted Directly from the Oxford American Dictionaries