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know-it-all

noun
/ˈnəʉ.ɪt.oːl/

Etymology

From know + it + all.

  1. calqued from alle
  2. derived from *h₂el-✻ — “all”
  3. inherited from *allaz✻
  4. inherited from *all✻
  5. inherited from eall
  6. inherited from all
  7. formed as know-it-all — “know + it + all”

Definitions

  1. Someone who claims to be knowledgeable or an expert in something, obnoxiously dismissing…

    Someone who claims to be knowledgeable or an expert in something, obnoxiously dismissing the opinions, advice, suggestions, etc. of others.

    • We had it all figured out, but this know-it-all marched in with "the correct way of solving it", leaving our experiment in shambles.
    • The same holds true for supporting details—they help you to learn more about a topic. Be a know it all by sharing these details and supporting details with friends.
    • She's a mean, bossy know-it-all.

The neighborhood

Vish — recursive loop

No curated loop yet for know-it-all. Loops are being traced one word at a time while the ingestion pipeline matures.

sense glosses and etymology drawn from English Wiktionary · source · CC-BY-SA