The lazy and misspelled use of the word "probably".
She didn't get on chat today, and prolly had to go to work.
by Halfshell March 17, 2013
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lazy and illiterate AOLer retarded way of spelling PROBABLY.
AOLer: i wil prolly go 2 skool 2marrow.
by Proeliatoranimus May 27, 2005
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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
by ginger snapper February 21, 2011
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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.
by Brenda Kay May 20, 2007
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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."
by Theperm January 14, 2004
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a short word for all u lazy peeps who never feel like saying probably...
by reece&angel97 July 11, 2008
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