Seriously 

really telling the truth.

"no, like, seriously we did!"
"don't go, seriously."
"seriously, you don't even know."

Seriously by BaBiedoll November 26, 2003

seriously 

Disbelief in sarcastic form.
(As commonly used on the show Grey's Anatomy)

Meredith: You didn't sign the divorce papers. Fine. I get it. End of discussion.
Derek: Oh... I usually just say "Meredith" and then you yell at me. I haven’t thought past that point. I actually didn’t have anything planned. Meredith hits him repeatedly with her purse
Derek: Listen! Hey stop it! Ow!
Meredith: Seriously? Seriously?!

seriously by Laurdev October 14, 2007

Seriously 

Alternate term for the word "yeah".

"That movie was pretty good."
"Seriously."

Seriously by Clay August 23, 2003

Seriously 

A lazy response of agreement to almost any statement. Takes the place of 'yeah', 'same', or 'mmm'.

Person 1: This lecture totally blows.

Person 2: Serously...

Person 1: Man, I am so hungover.

Person 2: Seriously...

Seriously by tillytat October 28, 2009

Seriously 

An achievement in Gears of War, which the description 'Kill 10000 people in ranked match total'.

It never unlocks exactly on 10000, the player is mostly required to get around 13-15k kills.

The achievement can also be unlocked by glitching it, by using another account that has seriously.

1st Person: Yo I'm working towards getting the Seriously achievement man.
2nd Person: Haha, I can just glitch it.

Seriously by Rage man999 June 23, 2008

seriously 

the ULTIMATE achievement of xbox 360 that consumes the mind, body, and soul and makes the user go completely insane while trying to obtain the beast.

Dude hes got seriously!
Wow he must be good!

Dude hes got seriously!
Wow he must have no life!

Dude hes got seriously!
Wow he should totally get laid!

seriously by the master of time and space April 10, 2008

seriously 

replaces random as most annoying word in the world. it does not mean you're serious, and does not effectively emphasize what you just said. instead, secures you a position at the bottom of the social ladder.

A: the teacher doesn't know what she's doing.
B: i know. i really hate math. seriously.
(pause)
A: ok bye.

seriously by wrbivrty October 16, 2008