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1. To come or go somewhere for a brief visit or purpose. I need to pop in the office to pick up some documents. Why don't you pop in for a visit this Saturday?
2. To put or toss something into something else very quickly, casually, or suddenly. In this usage, a noun or pronoun can be used between "pop" and "in." He popped a mint in his mouth after eating so much garlic. If you're going to the mailbox, would you mind popping in this letter for me?
3. To place someone in or instruct someone to enter something, especially very quickly or abruptly. In this usage, a noun or pronoun is used between "pop" and "in." The guards thought we were spies and popped us in this holding cell. Thomas, please pop the guests in the shuttle and take them to the station.
4. To occur or form suddenly in someone's mind. The idea for this new model of car just popped in my head as I was driving home last night. The thought that I was being lied to popped in seemingly out of nowhere.
pop in (for a visit)
To come somewhere, usually a person's home, for a brief or casual visit. Hey, if you're free this Saturday, why don't you pop in for a visit? I'd love to show you the new truck I bought. If you're ever in town, you and your girlfriend should pop in. I just need to pop in at the office to see Cheryl, but I won't be staying all day.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
pop in(to something)
1. Lit. Inf. to come or go into some place, such as a store, shop, etc., for a moment. Let me pop into the bakery for a minute. I have to pop into the drugstore for some shampoo.
2. Fig. to snap into place in something. The little plastic thing popped into its slot, and the model plane was finished. It pops in and holds tight if you do it right.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
pop inor pop by
To come to some place for a quick or casual visit: Can you pop by my house for lunch? I just popped in to say hello.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.