vt to beat with twigs.
2. twig ·vt to observe slyly; also, to perceive; to discover.
3. twig ·noun a small shoot or branch of a tree or other plant, of no definite length or size.
4. twig ·vt to understand the meaning of; to comprehend; as, do you twig me?.
5. twig ·vt to twitch; to pull; to tweak.