Rather fat, well rounded. (Especially used to describe men and their bellies)
'Oh look at the size of David's belly! He's definitely becoming more portly.'
by MCLCLCNCJCOC123 January 29, 2017
The most offensive insult one can be called.
I hate that Portly clown!

I'll see you shortly Portly!
by FDippits April 29, 2008
A person who isn't yet fat.
A portly person is an oaf.
by Iam not Elmer Fudd December 26, 2019
Has many meanings. As in having a cigarette...or as in feeling tough...or to be a whale like a fat ass...or being a beast or just cool... its pretty much whatever you want it to be
Boys lets go have a portly....Boys are you ready to get portly portly tonight? Woah that dude is short and portly! Im feeling pretty portly today boys.
by Portly Portly September 25, 2009
A nice way to say that you or someone is a fat ass.
Does this jacket make me look portly?
by John Bontke December 6, 2003
Adjective. Acting in the manner of a male slut.
Sailing one's ship from port to port.
The portly boy sailed his ship from port to port, making all the ladies crazy.
by Captain HooksIt February 13, 2011
Meaning a thick boned girl. A female that is thick, thus looking like the port side of a ship. Not to be mistaken with Porky.
My girl could not fit in the seat at Six Flags without greasing the hinges to her portly rear end.
by pPprpre e April 18, 2018