During the act of fallatio and/or post intercourse, when the male is about to ejaculate,said female and/or male, in an act of anger and/or hostility grips tightly upon the penal organ thus preventing the excretion of semen, resulting in "Jamming the Hammer" aka "The Jam Hammer"
So I'm like totaly givin Steve and/or Tom, and/or Dan, and/or Joe, and/or Bob, you know...one of my boyfriends, head last night and he can't even remember my f*#@in name, and proceeds to call me boomshika, saying "OHHH im gonna cum!!" so....I.....the creative b*#ch that I am....gave him The Jam Hammer!!
by Krista Jonny D October 25, 2007

5 Words Related to The Jam Hammer

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