Part 1

You are that guy >>> The equivalent of "you are the man"

IN A SENTENCE>>> "You went bungee jumping with a broken leg? You are that guy!"

DERIVATIVEs>>> We are those guys, they are those guys, you're NOT that guy

Let's go canteen! >>> Let's go grab a bite to eat
IN A SENTENCE>>> "Let's go canteen, I haven't eaten since breakfast"

Bootsing>>> Another word for "amusing"

IN A SENTENCE>>> "...and then he kissed the monkey! It was tres bootsing"

DERIVATIVES>>> bootsant

Movie fish >>> Food you eat at the movies

IN A SENTENCE>>> "Popcorn and Astro are great movie fish"

You are a credit to the sport >>> The equivalent of "you are the man"
IN A SENTENCE>>> "No one else would be brave enough to do that Jack, you are a credit to the sport"