Tweak definition

twēk
To behave in an agitated or compulsive manner, especially when under the influence of a stimulant drug.
verb
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A minor adjustment or modification.
noun
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To be under the influence of a stimulant drug, especially methamphetamine.
verb
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The definition of a tweak is a small adjustment made to something in order to improve it.

A small adjustment made to the engine of a car to make it run better is an example of a tweak.

noun
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To give a sudden, twisting pinch to (someone's nose, ear, cheek, etc.)
verb
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To adjust or modify slightly, so as to improve performance, efficiency, etc.; fine-tune.
verb
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Such a pinch.
noun
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To pinch, pluck, or twist sharply.

Tweaked her sister's ear.

verb
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To make fun of; tease.
verb
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To tweak is to twist sharply, or to make small adjustments to something in order to improve it.

When you twist someone's nose, this is an example of tweak.

When you make small adjustments to a car's engine to make it run optimally, this is an example of tweak.

verb
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To adjust; fine-tune.

Tweaked her computer setup.

verb
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A sharp, twisting pinch.
noun
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A small adjustment.

Made a few tweaks to the sound system.

noun
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A teasing remark or action; a joke.
noun
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To make minor adjustments in an electronic system or in a software program in order to improve performance. See calibrate and death by tweakage.
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A sharp pinch or jerk; a twist or twitch.

A tweak of the nose.

noun
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noun
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A slight adjustment or modification.

He is running so many tweaks it is hard to remember how it looked originally.

noun
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To pinch and pull with a sudden jerk and twist; to twitch.

To tweak the nose.

verb
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(informal) To adjust slightly; to fine-tune.

If we tweak the colors towards blue, it will look more natural.

verb
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To twit or tease.
verb
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(intransitive, US, slang) To abuse methamphetamines, especially crystal meth.
verb
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(intransitive, US, slang) To exhibit symptoms of methamphetamine abuse, such as extreme nervousness, compulsiveness, erratic motion, excitability; possibly a blend of twitch and freak.
verb
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(intransitive, US, slang) To exhibit extreme nervousness, evasiveness when confronted by law enforcement or other authority (e.g., customs agents, border patrol, teacher, etc.), mimicking methamphetamine abuse symptoms.
verb
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Other Word Forms

Noun

Singular:
tweak
Plural:
tweaks

Origin of tweak

  • Probably variant of dialectal twick from Middle English twikken from Old English twiccian

    From American Heritage Dictionary of the English Language, 5th Edition

  • From Middle English twikken, from Old English twiccian (“to pluck"), cognate with twitch.

    From Wiktionary