prolly 

lazy and illiterate AOLer retarded way of spelling PROBABLY.

AOLer: i wil prolly go 2 skool 2marrow.

prolly by Proeliatoranimus May 31, 2005

prolly 

it means probably not
a short form used by many people
originating from the peterborough area

when referring to someone writing your essay for you

Oh, yeah, she'll prolly write that for him

prolly by ginger snapper March 7, 2011

Prolly 

Probably

It will prolly rain

Prolly by *sid* February 3, 2003

Prolly 

You would say or write Prolly if you are talking or typing fast. Mostly used in an email or IM to someone that you really don't care if you spell correctly or not.

He is prolly going to jail

Prolly by Brenda Kay June 7, 2007

prolly 

1. (adv) With Certainty and easy to believe.
2. (adv) With high probability.
ETYMOLOGY: 1990s alteration of probably

1 "He will prolly go out with the beautiful
girl."
2 "A Dinosaur will prolly never eat a human."

prolly by Theperm January 13, 2004

prolly 

a short word for all u lazy peeps who never feel like saying probably...

I will prolly be there tonight.

prolly by reece&angel97 July 4, 2008

Prolly 

Short for probably. Used by only OG mofo's, Cholo's and gangbangers

Dequan: Yo, we gunna do that driveby we talked about earlier
Filisha: Prolly

Prolly by SwaggieMcsweg January 24, 2015