BSF

How low do you hang?
Ball Sag Factor
How's the BSF today?
by FactRzerO August 02, 2003
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BSF

"Bull Shit Foursome"
Four friends who often go out together on random crazy adventures and day trips.
Let's go out BSFing this weekend!
by Cindy5 January 24, 2009
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BSF

The cliched phrase every guy tells to a girl when he wants her: Beautiful, Smart, and Funny.
Hey bro, did she say yes?
Nah, I did the BSF way too early
by Kukoo October 10, 2010
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BSF

Someone who is a BOOB STARING FREAK. Usually straight guys.
"oh my gosh that chick has got a nice rack!"
"YOU BSF!"
by CoolerThanYou32197392183 January 23, 2009
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BSF

BSF - Best Skype Friend

When you have a best friend, who is on skype.

This could change if you have a better friend on Facebook or MSN

BSF is only related to Skype
Ryan is my BSF. I enjoy sending him poems.

Ben is not a good BSF he talks to other people on skype more than me.

Ben - Hey will you be my BSF?

Travis - No how could you say that? I already have one!
by TheRealWord January 13, 2011
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BSF

lets have a BSF.
by B&E productions December 15, 2010
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BSF

Butt-Sex Friday, a time-honored tradition started originally as a joke in the CU that has grown into a near ritual. Simply put, Fridays are set aside for buttsex, feigned or real, and anal activity is less frowned upon.
Cam and Udara had mad BSF last week-Zhe
by Fbook Masta August 13, 2006
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