This started out as a tragedy in the late eighteenth century. It is a well known fact that mexicans love mayonnaise. A large steam tanker of this condiment was crossing the gulf of mexico from florida when a large storm occured, sinking the tanker. The horrified mexicans witnessed this and named the day of the sinking, May 5, a national holiday of drowning their worries with corona.
"O no-o! Did-o you hear-o about the cinco de mayo??!!"
1) A powder substance that is mixed with water. When said substance is mixed with water, a tasty, salty new substance is formed. You can dip solid foods into the new substance to enhance the flavor of the solid food. Suggested solid foods: ham sandwich, carrot, strawberry, dead babies
2) An exclamation of frustration towards a Jewish person.
1) Oh man, my dead baby tastes much better when I dip it in this au jus!
2) Au jus! Why are you such a better accountant than me?