1. A shipwrecked person
   "The castaway was finally rescued after days adrift at sea";
   - shipwreck survivor
    
2. A person who is rejected (from society or home)
   "The homeless castaway wandered the streets alone";
   - outcast, pariah, Ishmael

1. Throw or cast away
   "cast away your worries";
   - discard, fling, toss, toss out, toss away, chuck out, cast aside, dispose, throw out, cast out, throw away, put away

Derived forms: castaways, cast away, casts away, casting away

Type of: abandoned person, get rid of, remove, unfortunate, unfortunate person

Encyclopedia: Castaway