suck all the air out of

verb4

1. •
   To dominate or overwhelm.

   • The gravity of our situation sucks all the air out of the truck cab. I'm caught in a moment of deep reflection. — 2015
2. •
   To destroy.

   • But his next words sucked all the air out of my rationalizations. — 2008
3. •
   Used other than figuratively or idiomatically: see suck, all, air, out.
4. •
   Alternative form of suck the air out of.