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tweak

/twiːk/ verb

verb Definition from Wiktionary (CC BY-SA). Pronunciation from Wiktionary, via Kaikki.org. More about tweak at Wordnik → Where our words come from →

  1. To pinch and pull with a sudden jerk and twist; to twitch.
    to tweak the nose.
  2. To adjust slightly; to fine-tune.
    If we tweak the colors towards blue, it will look more natural.
  3. To tease, to annoy; to get under the skin of (someone, typically so as to irritate them, or by extension to enamor, frighten, etc).

noun

  1. A sharp pinch or jerk; a twist or twitch.
    a tweak of the nose
  2. A slight adjustment or modification.
    He is running so many tweaks it is hard to remember how it looked originally.
  3. Trouble; distress; tweag.

Origin

From Middle English twikken, from Old English twiccian (“to pluck”), from Proto-West Germanic *twekkōn (“to fasten; clamp; pinch”). Related to twitch. The drug-related sense may be a blend of twitch and freak.

From Wiktionary, via Kaikki.org (CC BY-SA)