A song by Lordi, a Finnish Heavy Metal band, made famous as their entry for the Eurovision contest in 2006.
Mr Lordi told me to get ready for the 'arockalypse' in that song, hardrock hallelujah!
by CigarNGoggles July 8, 2009
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A Fundementalist Christian "Anti-Halloween" celebration that takes place on October 31th.
Megan: Are you planning to go to the Hallelujah Night Celebration at the Fairbreeze Church tonight?

Iolo: No Way!!
by BruinKiller3469 October 6, 2011
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An act of sliding on the ground with your left hand on your heart and your right hand up in the air and singing in a deep,
retarded voice HAL-LE-LU-JAH usually but can be applied with other words.Usually is not long-lasting but is recurring and can be reactivated after being inactive for years.It is easily contagious and can be caught from just seeing someone infected with it have a burst of it.It has no known cure and over time start to get really annoying and frustrating.
Girl 1:Why is he doing that?
Guy 1:Because he has Hallelujah Syndrome.

Doctor:After looking at your charts,it appears you have
Hallelujah Syndrome.

Patient:Is it deadly?

Doctor:No it is not but it is contagious like the Flu,incurable like Diabetes,and aggressive like Cancer.
by SuperBoosterHunter1 January 17, 2011
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This is a meeting in where all the participants are praising the chairman and eachother and make positive remarks about the progress of a project and about the company they are working for. Participants use it to brown nose with their superiors.
John: Hi Bill, will you join us for lunch in half an hour?
Bill: I am sorry, I can't. i have to participate in a hallelujah meeting with managing director and a few other brown nosers.

John: Oh my God, you are such a brown noser....
by Sugardaddy October 11, 2013
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Hardrock Hallelujah.

Like rocking really hard on church music.

you go girl!
You come home from work and you feel like rocking really damn hard... you neighbor told you the other day that she didn't want loud music, cause she's a holy one and its saturday.

so there you go, you take some cool church beat and rock your socks off!

Hardrock Hallelujah!
by Killerkb May 22, 2006
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