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When a man puts his junk in a hotdog bun, and the 2nd party (Male or Female) proceeds to give him oral sex whilst taking tiny bits of the bun with every bob of the head.
Usually given by overweight individuals who consider it multi-tasking. Condiments are optional.
"I went to the Yankees game last night and some fat guy gave me a Frankthroater in a bathroom stall."

"Hey Bro. That Fat Sally is was one hungry bitch, she gave me a Frankthroater last night, and I didn't even have to take her out for dinner.... said she was full."
by Jeffery "No Job" Shanks October 07, 2011
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