twig Definition

twig¹
noun

1. A small shoot or branch of a tree, bush, etc.

Thesaurus: branch, offshoot, stick, spray.
2. Something that resembles this, eg a small blood vessel.

Derivative: twigged
adj

Derivative: twiglet
noun

Derivative: twiggy
adj

Etymology: Anglo-Saxon.

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twig²
verb, tr & intr twigged, twigging

colloq:
1. To understand (a joke, situation, etc), especially suddenly.
2. To perceive or observe.

Etymology: 18c: from Irish Gaelic tuigim I understand.