Dictionary

obstreperous

adjective ob·strep·er·ous \əb-ˈstre-p(ə-)rəs, äb-\

: difficult to control and often noisy

Full Definition of OBSTREPEROUS

1
:  marked by unruly or aggressive noisiness :  clamorous <obstreperous merriment>
2
:  stubbornly resistant to control :  unruly
ob·strep·er·ous·ly adverb
ob·strep·er·ous·ness noun

Examples of OBSTREPEROUS

  1. a room full of obstreperous children
  2. <an obstreperous crowd protesting the government's immigration policy>

Origin of OBSTREPEROUS

Latin obstreperus, from obstrepere to clamor against, from ob- against + strepere to make a noise
First Known Use: circa 1600

Synonym Discussion of OBSTREPEROUS

vociferous, clamorous, blatant, strident, boisterous, obstreperous mean so loud or insistent as to compel attention. vociferous implies a vehement shouting or calling out <vociferous cries of protest and outrage>. clamorous may imply insistency as well as vociferousness in demanding or protesting <clamorous demands for prison reforms>. blatant implies an offensive bellowing or insensitive loudness <blatant rock music> <a blatant clamor for impeachment>. strident suggests harsh and discordant noise <heard the strident cry of the crow>. boisterous suggests a noisiness and turbulence due to high spirits <a boisterous crowd of party goers>. obstreperous suggests unruly and aggressive noisiness and resistance to restraint <the obstreperous demonstrators were arrested>.

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