plump in

1. 1.

   arrive suddenly and unannounced

   “He plumped in on a Sunday morning”

   Broaderarrive

Questions about plump in

What does plump in mean?

plump in means "arrive suddenly and unannounced".

Is plump in a common word?

plump in is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.