half-glass 

v. the act of not filling someone's drink to desired amount.

"Hey bro, get me some vodka."
"Ok, here's some to start."
"What're you doing, dude!? Don't half-glass is it, fill that shit up!"

"Mom, didn't I ask for a glass of Dr. Pepper?"
"Yes, I got you that didn't I?"
"No, you half-glassed it. Can I get more?"

half-glass by I Am TheOCTOPUS February 18, 2010

glass half empty 

someone who always is looking at the negative side of things. always finding what's bad in the situation instead of the good

she is always looking at the glass half empty

glass half empty by ilovepoop1234 July 15, 2021

glass half full mentality

α person that always looks on the bright side of things.

She has α glass half full mentality. I want to be like her.

glass half full mentality by hishdhhfkdj693674 May 9, 2021

Half Past Gassed 

The state of mind after starting to come down from a high.

man after 2 hours of being in school i was half past gassed.

Half Past Gassed by pittbull ninja January 21, 2011