This is short for a hypochondriac, or someone who thinks they are always sick, when really it's all in their head. Hypo is an affectionate term unlike hypochondriac.
by Mary & Nikki rock May 7, 2005

Hypodermic Needles. Slang used typically by heroin addicts to describe a needle used for intravenous injection. Typically insulin needles.
by Sonnydaniels October 1, 2010

"Have you heard anything by Babyshambles?"
"Yeah they're great. Too bad Pete Doherty is a total hypo"
"Yeah they're great. Too bad Pete Doherty is a total hypo"
by Maggie Bonadies December 28, 2005

When Your tired as hell, but you want too stay up a little longer, you start typing like your high! because it makes people think your insane, and it may or may not help you stay Away.
by MadeyeIvashkova October 6, 2011

All the reviews said the Britney show was her best yet, but really it was jusy her sitting pantsless onstage. What a hypo.
When Sarah said she's bringing a special guest to the party I thought it was just her new girlfriend. I didn't realize Kanye was going to be there; what a hypo!
When Sarah said she's bringing a special guest to the party I thought it was just her new girlfriend. I didn't realize Kanye was going to be there; what a hypo!
by parkca01 November 22, 2010

Short for "hypochrondriac"; Someone who is unaware of their lack of popularity. (I.E., Someone who thinks they're ill.)
by Curtis Meyer March 25, 2008

When someone is overly obsessive about something and keeps frantically annoying you about it until you pay attention to them
Carol wanted to play dodgeball but everyone else wanted to play soccer. Carol kept insisting they play dodgeball and wouldn't stop annoying them about it until everyone agreed with her. She is so hypo-frantic!
by Meganlevy November 14, 2019
