mood hoover 

Someone who sucks all the good feelings out a room. They are obsessed with doom and gloom and that is where there conversations are focued.

Oh no, here comes the mood hoover to share his misery.

mood hoover by Gailstar May 25, 2007

Mood Hoover 

Someone who sucks the soul out of you and not in a good way.

Drains you of all positivity through their need to be negative and moody. If they aren't whinging they're not happy...which is the irony!

Here comes the mood Hoover, I wonder what they have to whinge about today.

Mood Hoover by admicu September 1, 2016