Shag \Shag\, n. [AS. sceacga a bush of hair; akin to Icel. skegg the beard, Sw. sk["a]gg, Dan. skj?g. Cf. Schock of hair.]

1. Coarse hair or nap; rough, woolly hair.

True Witney broadcloth, with its shag unshorn. --Gay.

2. A kind of cloth having a long, coarse nap.

3. (Com.) A kind of prepared tobacco cut fine.

4. (Zo["o]l.) Any species of cormorant.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Shag \Shag\, a. Hairy; shaggy. --Shak.

Source: Webster's Revised Unabridged Dictionary (1913)
 

Shag \Shag\, v. t. [imp. & p. p. Shagged; p. pr. & vb. n. Shagging.]

To make hairy or shaggy; hence, to make rough.

Shag the green zone that bounds the boreal skies. --J. Barlow.

Source: Webster's Revised Unabridged Dictionary (1913)