Noah Webster's New International Dictionary of the English Language

1. (n.) Roast.

2. (v. t.) See Roust.

3. (n.) The pole or other support on which fowls rest at night; a perch.

4. (n.) A collection of fowls roosting together.

5. (v. i.) To sit, rest, or sleep, as fowls on a pole, limb of a tree, etc.; to perch.

6. (v. i.) Fig.; To lodge; to rest; to sleep.