Grammar Hammer 

A popular club in many high schools around the North West of England where students can get help with any aspect of English that they are finding a problem.

Having a problem with English? Why not go to Grammar Hammer?

Grammar Hammer by Gemma Rowlands March 2, 2009

Grammar Hammer 

A Grammar Hammer is someone who annoyingly interrupts what your saying to correct your grammar. He hammers you with his correct English per-say.

Teenager: Man this test is so much more hard then the last one!

English teacher comes up to teenager 1 and his friend.

English Teacher: No! What you should say is "This test is so much HARDER THAN the last one."
Teenager: God this guy is such a Grammar Hammer!

Grammar Hammer by Dr. M0 September 7, 2009

Grammer Hammer 

A soft pudgey-fingered twat AKA an asshole.

Oh shit, here's the grammer hammer, let's bounce.

Grammer Hammer by Big Rick Sandifer October 19, 2008

grammer hammer 

The object used to correct someone's grammer. i.e. hitting one with the grammer hammer.

He said can I instead of may I, so I brought the grammer hammer down on him.

grammer hammer by skippy_xua October 24, 2008