look up any word, like plopping:
 
1.
An adjective used to describe something so over-the-top stereotypically upper-class.
Oh, there goes that plummy Mrs Baxter, walking her poodle.
by Chaotic Good Half Elf Mage November 15, 2011
 
2.
when something is awkward
Dude that shit was mad plum.

When the health teacher talks about sex in 6th grade, its plummy.
by Tom M Jones April 04, 2013
 
3.
A curvy woman with a camel-toe and a nice big round ass.
Guy: Damn girl, you straight plummy! I want to bite that!

Girl: What you doin' calling me fruit?
by Mr. Soothsayer January 19, 2008
 
4.
an amzingly cool person , see also loz. ahaa . a plummy is a really sexy person , as everyoine would know .
'Omg , did you see loz last night ?'
'yeahh mate , she looked like a properr plummy !'
'yeahh , i'm so jealous ;) '
by by LOZ :D November 27, 2008
 
5.
Penis, especially the glans of an erect penis in the context of penetrative vaginal sex.
"Did you show her your plummy?"
"Yeah, was a good night bruv"
by NakedAdonis August 19, 2009
 
6.
The word Plummy is used to explain great excitement or appreciation.
Wow! That was Plummy!
by craig May 06, 2004