Wasting time on the internet, i.e. surfing, checking email, facebook, etc.
John didn't socialize with anybody because he was too busy blagging on web forums.
by Matthew Creveling May 14, 2008
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One who attention whores their pictures on facebook groups.

Hoping to score lots of comments from the opposite sex. In the comment boxes below their picture. Helping them to increase their self esteem and hopefully lead to dirty dry humping cyber sex.

Lowest form of Facebook member.
Added January 29 - Comment -

Micky Tyan at 3:14am February 10
you are a very hot milf xx

Jess Torgerson at 4:07am February 10
milf or not.........just a fine lookin woman!

Ricky Foxwell at 11:59am February 10
Oh FFS you're a blag have some fucking decency.
by Rick Foxwell February 15, 2009
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A word used to express annoyance at a situation or act.
Steve: Hey, wanna go to the chip shop?
James: Mate! The chip shop is a trek! Blag...

"Urgh, the next bus isn't for an hour! Blag."
by koalafacey August 29, 2012
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An expression that decisively and effectively undercuts the statement of another. Essentially means "bullshit."
"Shirley danced the lambada at the party last week!"
"Blag!"
by ClearCut Definitions January 8, 2005
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Blogging via social media for the sole intent of bragging
Take a pic of me sleeping in business class seat on this plane so I can post it to my (Social Media Account). I totes gonna be blagging 'bout dis!
by greyguy1 January 24, 2015
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To brag about yourself or something you did on your blog.
"Hey, did you read what happened to John the other day when he rescued that guy from the burning car?"

Yea... he was blagging about it"
by I'm the Greatest August 16, 2010
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When one makes an obscure and complete distortion of the facts to his acquatances or disriguard of one others statement by exclamating the word "BLAG" making a mouth with one hand and moving them in a vertical motion. A bender chat only uses two fingers and a thumb.
Person one: See that bird over there? I so totally shagged her.

Person two: Yeah I believe you... BLAG!
by oh that lepperty November 30, 2007
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