"strident" in the adjective sense
1. blatant, clamant, clamorous, strident, vociferous
conspicuously and offensively loud given to vehement outcry
"a clamorous uproar"
"a vociferous mob"
2. fricative, continuant, sibilant, spirant, strident
of speech sounds produced by forcing air through a constricted passage (as `f', `s', `z', or `th' in both `thin' and `then')
3. strident, shrill
being sharply insistent on being heard
4. raucous, strident
unpleasantly loud and harsh
Source: WordNet® (An amazing lexical database of English)
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