Definition

1. Verb (phrasal verb):
   • To visit informally and spontaneously: To go to someone's home or location for a short, unplanned visit, usually without a formal invitation or appointment.

Usage

• This phrasal verb is intransitive and inseparable. It is followed by the preposition "on" when specifying the person visited (e.g., "drop in on someone"). When specifying the place, it can be used with "at" (e.g., "drop in at a place").
• It describes a casual, brief visit, often social in nature.
• Common in spoken, informal English.

Examples

• Verb:
  • Feel free to drop in anytime you're in the neighborhood.
  • I thought I'd just drop in and see how you were doing.
  • She often drops in on her grandparents on her way home from work.
  • We dropped in at the new café to check it out.

Advanced Usage

• "to drop in to say hello": To visit briefly for the primary purpose of greeting someone.
  • I was just passing by and decided to drop in to say hello.
• "to drop in unannounced": To visit without any prior warning.
  • My cousin has a habit of dropping in unannounced, which can be surprising.

Variants and Related Words

• Drop-in (noun/adjective): Used to describe a service, center, or event where people can attend without an appointment.
  • The community center runs a drop-in clinic every Tuesday. (Adjective)
  • The youth club is a popular drop-in for local teenagers. (Noun)

Synonyms

• Stop by: To make a short, casual visit.
• Pop in: (Informal, chiefly British) To visit briefly and unexpectedly.
• Call in: To visit, especially while on the way to another place.

Related Phrasal Verbs

• Drop by: A very close synonym, often interchangeable with "drop in."
  • Could you drop by the post office for me?
• Drop over: To visit someone who lives nearby.
  • Why don't you drop over for a drink later?

Related Idioms

• (Just) passing through: Used to explain a brief, spontaneous visit because one is traveling nearby.
  • I'm just passing through, so I thought I'd drop in.

Verb

1. visit informally and spontaneously
   • We frequently drop by the neighbors' house for a cup of coffee