The reviews are satirical parodies on real Star Trek episodes, and one of the things that makes them funny is giving the characters names based more on their actions than what Paramount decided would be good.
Some of my nicknames have escaped into common usage, and "Laughing Boy" is being used more and more often to describe Riker.
As I'm a big fan of Red Dwarf, you will see a few references here and there. Others may be a little more obscure.
Here is summary of the commonly used ones: