1) The negative reaction displayed by a person or group of people after another individual/party starts playing the music of Canadian rock band Nickelback.
Damn it! If you keep playing "Photograph" you're gonna cause a Nickelbacklash.
27 people were hospitalized last night after a sorority house suffered a Nickelbacklash during a 90's themed throwback party.
Buy a
Nickelbacklash
mug!
