A variation of the typical boner, the Full Blowner is a boner which has reached terminal capacity in both girth and length, pulsating and throbbing almost uncontrollably. It is almost always at a 180 degree angle to one's stomach, unless it is naturally crooked. The Full Blowner typically occurs just before ejaculation and has a short life span.
by hollywoody November 5, 2009
Get the Full Blownermug. noun: a full blown boner. When all of the blood has rushed to your penis from seeing something so attractive. The biggest one's boner can get
by sarjirthemaniac December 29, 2011
Get the Full Blownermug.