Dictionary definition · plume
noun
- anything that resembles a feather in shape or lightness"a plume of smoke"
- a feather or cluster of feathers worn as an ornament
- the light horny waterproof structure forming the external covering of birds
verb
- rip off; ask an unreasonable price
- be proud of"He prides himself on making it into law school"
- deck with a plume"a plumed helmet"
- clean with one's bill"The birds preened"
- form a plume"The chimneys were pluming the sky"
- dress or groom with elaborate care"She likes to dress when going to the opera"
Source: Open English WordNet (CC BY 4.0).