a 'gassy' liquid [=a liquid that has many bubbles]
He felt bloated and 'gassy'.
a 'gassy' odor
(..) For the first time in forever, There'll be music, there'll be light. For the first time in forever, I'll be dancing through the night. Don't know if I'm elated or gassy, But I'm somewhere in that zone. 'Cause for the first time in forever, I won't be alone. I can't wait to meet everyone... (..)2013 Frozen