A derogatory term used in reference to people of Asian descent.

It is said to have been coined during the Korean war by frontline troops whom had run over enemy troops in jeeps.

The soldiers claimed that the tire tracks from the jeeps left a pattern resembling that of a closed zipper along the corpse.

Clint Eastwood's favorite racial slur in Gran Torino.

A racial slur coined by US soldiers during Korean War because if Asians were shot in the head with high-powered weapons, their heads would split as if you unzipped them.

A racial slur referring to people of East Asian descent, coined by US soldiers during the Korean War. There are multiple proposed origins, but the most commonly accepted is that it if enemy Asian soldiers were shot in the head with high-powered weapons, their heads would split as if they had been "unzipped". Another origin could be that when enemy soldiers were ran over by military Jeeps, there would be tire tracks on them that resembled zippers. It's violent origin makes it a particularly derogatory pejorative.

It is often shortened to zip, though zip as a racial pejorative may have separate origins of its own

A person of asian descent,
aka chink, slope, swamprat

A quasi-affectionate term used to describe a member of the Royal Canadian Armoured Corps (RCAC).

Derived from the fact that early Armoured soldiers seldom wore protective headgear inside their vehicles and the head injuries resulting from banging off protruberances inside the vehicles, resulted in obvious stitches and scars.

A person who has undergone decompression surgery to relieve pressure on the brain stem and to allow the cerebral spinal fluid to flow properly. Ususally as a result of trama or a condition known as Arnold Chiari Malformation in which the brain can become herniated down the spinal cord. The resulting scar looks like a zipper up the back of the head.