I twig

twig (1)
noun

1. a slender shoot of a tree or other plant.

2. a small offshoot from a branch or stem.

3. a small, dry, woody piece fallen from a branch:
a fire of twigs.

4. Anatomy. one of the minute branches of a blood vessel or nerve
    

Related forms
twigless, adjective; twiglike, adjective

Origin : before 950; Middle English; Old English twig, twigge, orig. (something) divided in two; akin to Old High German zwīg (German Zweig), Dutchtwijg; compare Sanskrit dvikás double
       
Arbor scientie venerabilis et celitus illuminati patris Raymundi Lulii Maioricensis, Lyon 1515.

twig (2)
verb, British (used with object), twigged, twigging.

1. to look at; observe:
Now, twig the man climbing there, will you?

2. to see; perceive:
Do you twig the difference in colors?

3. to understand.verb (used without object), twigged, twigging.

4. to understand.
            

Origin :
1755-65 < Irish tuigim I understand, with English w reflecting the offglide before i of the velarized Irish t typical of southern Ireland

Charles Darwin, sketch of the origin of species - notebook B (1837)

            

twig (3)

noun, British

1. style; fashion.

Origin :
1805-15; origin uncertain
Dictionary.com Unabridged. Based on the Random House Dictionary, © Random House, Inc. 20155.

             

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