walk-in meaning and definition

WALK-IN noun

Definition of walk-in (noun)

1. person who walks in without having an appointment
   • "the emergency room was overrun with walk-ins"
2. an operative who initiates his own defection (usually to a hostile country) for political asylum
3. an assured victory (especially in an election)
   • synonyms: waltz
4. a small room large enough to admit entrance

WALK-IN adjective

Definition of walk-in (adjective)

1. (of e.g. closets or refrigerators) extending very far enough back to allow a person to enter
   • "a deep walk-in refrigerator"; "walk-in closets"