gratz 

a shorthand version of Contgratulations, often shortened to grtz, gtz, or even gz

Guy 1 "I am pregnant"
Guy 2 "gratz, but arn't you a dude?"

gratz by christopher malowany January 5, 2009

gratz 

congratulations, just shortened

gratz bud (congratulations my friend)

gratz by VASHTHESTAMPEDE March 27, 2003

Gratz 

Short for "congratulations". In World of Warcraft, it is usually said when dinging.

iPWNedyourm0m: ding!
saraxx: gratz!

Gratz by Saraxx August 4, 2008

Gratz 

gratz: slang for spanish (gracias) or itallian (gratzi).. meaning thank you!

when your lazy to say thank you

just say Gratz..

hey good job on that speech last night. you reply, "Gratz"

your a nice guy! oh yeah, "Gratz"

Gratz by (Anwar ) Plan-A-Emcee May 19, 2005

gratz 

A stupid way of saying "congratulation". Made up by morons.

"Gratz PMR FINISH liao to shi han"

gratz by One who hates the word gratz October 11, 2011

Gratz 

I sarcastic way to say Congratulations.

Bob: I learned to ride my bike!
Brian: Gratz, I don't give a fuck.

Gratz by LoadMan February 15, 2015

Gratz 

Pronounced, "grAHts". Rhymes with, "rots". Slang for any noun whose proper name cannot be recalled immediately. Can also be spelled, "graz".

1. "Hey, man, why don't you run into the kitchen and get me some of that gratz meat we were eating earlier, huh?"

2. Yo, who was that graz-head we was hangin' wit' earlier on the set, homie?

Gratz by Max Richter December 31, 2008