Roost, v. i. [imp. & p. p.Roosted; p. pr. & vb. n.Roosting.] 1. To sit, rest, or sleep, as fowls on a pole, limb of a tree, etc.; to perch. Wordsworth.
2. Fig.; To lodge; to rest; to sleep.
O, let me where thy roof my soul hath hid,
O, let me roost and nestle there. Herbert.