the large round shaped head of a penis at the end of the shaft where the urethra is located(also known as mushroom cap, helmet head, or the meat ball)
Eric-"Dude, my shlong is so big, chicks can barely fit the bulbus in their mouth when they are givin me head because my shlong is so big."

Ryan-"Dude thats intense. Your bulbus must be huge. Can i see?"

Eric-"Naw man."

by etrain's-the-man September 28, 2009
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the first name of Bulbus Profundus
the lord of the glands
he's Bulbus Profundus he's the bulbus christ
by bulbus Profundus November 4, 2004
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Nasty, Puss filled, Infected,
That is a rather bulbus zit you have on your ass
by Shinkronson July 20, 2004
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a Latin word where the English word
bullshit come from
Bulbus Stercum=bull shit
by ~I`D`K`~ August 26, 2008
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A man with a big fore-head that has a bulbus(bulb) shape to it...
often hidden over some sort of emo fringe
Reveal your head Moomin...
"OMG, Moomin you have the almighty bulbus cranium!!"
by Terry Houghton January 8, 2009
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Rodney by god looney is a Bulbus..
Old Rodney is a Bulbus in someone’s ass..
by MamaDea February 12, 2022
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