WordWeb Online

1. A shelter with perches for fowl or other birds
    
2. A perch on which domestic fowl rest or sleep

1. Sit, as on a branch
   "The birds roosted high in the tree";
   - perch, rest
    
2. Settle down or stay, as if on a roost

Derived forms: roosted, roosting, roosts

Type of: perch, root, settle, settle down, shelter, sit, sit down, steady down, take root

Encyclopedia: Roost