BroBlocker 

When a friend , sister, brother ..goes out of their way to try and hang out with a your brother .Stopping you from hangN with him yourself

Man did you just see that?? Angie , just totaly jump in between Linda and Matt just to hang out with him herself , what a Broblocker ..

BroBlocker by BroSnarr July 15, 2011

boxblocker 

One who prevents a female from engaging in consensual sexual intercourse. Can be a male or female, but usually it is the latter. Analagous to cockblocker. From the slang word box.

Mike was totally about to fuck me, but then Amy had to be a boxblocker and screw it all up.

boxblocker by Chris Kilmer January 17, 2005

Blob Blocker 

Another word for a tampon.

Hey Jess, My blob has arrived...got any blob blockers?

Blob Blocker by TescoBringsAllTheMumsToTheYard November 22, 2011

Booblocker 

A type of shirt worn by women that has a separate piece of fabric with an elastic under side making it very difficult for the hand of a guy to find its way to the bra and breast area.

Last night when the girlfriend and I were fooling around I couldn't get past her booblocker.

Booblocker by Johnnyway December 3, 2010

bogblocker 

An extremely large turd that is impossible to flush

Man, that huge dump I just took wouldn't flush, it was a real bogblocker

bogblocker by Parping Clench October 6, 2018