Dictionazi

N. One who incessantly corrects others for misusing a word. (such as saying 'irony' when one should use 'coincidence') Similar to a Grammar Nazi, differing in that they don't correct spelling or sentence structure, only word usage.

Person 1:"I'd of done differently"
Person 2: " You obviously mean 'I'd have done differently."
Person 1:" Screw you, you bloody Dictionazi"

The Ultimator

N. Slang term overconfident males might use to describe their penis.

Jonny: Hey Rachel, are you ready for a visit from the ultimator?
Rachel: Maybe if i get my microscope.