When a young man or woman wastes a large amount of their time and youth doing nothing at all.
That nigga Jepthe is flagging like a motherfucker.

Them Nigtendo booz ass niggas are seriously flagging with all that porn they watch.

How are you gonna flag your life away with three hour jack off sessions? It just ain't right.

You know jacking off while a another guy is a two feet from you asleep then wakes up to you jacking off is seriously flagging bro.
by boozec November 7, 2009
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A 'Flag' is a proverbial claim made by a male when he has had sexual interactions in a particular way with a female and that female has not had or experienced that particular act/position before with any other male.
Man, that dude is going to struggle to place flags on El, we boned in every way, shape and form possible.

Man, that guy is going to have to stoop to some borderline degenerate actions to claim flags on that girl.

I feel good man, I have totally flagged that girl. short of cumming in her ear while fingering her ass.. he is gonna struggle to lay flags.
by Themanwhoflagged February 16, 2013
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some to be very sexual or dirty, something young and innocent people shouldn't be hearing about.
"that movie was hell flagged, it had porn all over it"
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A New Era Cap.
Its not a cap its a flag!
Hey homie i love your new flag!where did u buy it?!
by Bälzi July 5, 2007
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It also refers to a book or magazine that has been in the bathroom. Its a Costanza reference.
"I'm sorry, sir. This book has been flagged."
by JonathanRVA January 2, 2006
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When you have been on a massive bender and feel like utter garbage the next day.
When he came home he was proper flagging
by HelpfulUrbanator October 26, 2017
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To insert a flag with pole or handle into someone's anus while singing your countries anthem.
Last night , I flagging my spouse in bed.
by TrixieTheKat November 20, 2019
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