Giraffe Punch 

1) A punch that simulates punching a giraffe

2) Alternative Metal band from the UK

Example 1) Where assailant happens to be on a trampoline, jumps up and while in mid air, flying punches the target. Thus simulating the effort required to, if needs be, Punch a Giraffe.

Example 2) "I Retain This" - Giraffe Punch EP

Giraffe Punch by Jako373 May 5, 2009

Punch a Giraffe 

The act of being angry at something or someone. Used to describe anger.

I am so mad I could punch a giraffe

Punch a Giraffe by Malachai04 April 16, 2008