Top Definition
n. An unusually large unit, or penis. A schlong of significant size

adj. A person who is acting like a total tool. A real dickhead
After coming out of the men's room; one mans says to another "Holy shit, did you see the size of that guys johnson. If I were him, I would wear spandex shorts everywhere I went".

John Kerry is a Tremendous Johnson. We're lucky he didn't win the presidency.
by BigNTasty November 10, 2004
1 more definition
An unusually asinine computer network engineer; one who is behaving like a complete dork; Jeremy. Derived from the Hudson County NJ dialect of Italian, orig. Jonsono Tremendoso.
Did you see that Tremendous Johnson ride by on his Harley?
by DarthTouchdown March 04, 2005

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