abbreviation of "house".
you can read this word "hse" mostly in classified ads since most advertisers wanna minimize on their expense by maximizing use of spaces in a three line ad. Mostly and commonly used as
"open hse".

A cultural and aesthetic mind-state that prioritizes making money, even as an “underground” or “radical” creator. The work isn’t made for money, but it’s the money that matters the most.

Synonym for pain, suffering and agony. Usually used in terms of education.

The Hypest Shit Ever

HSE - Ham Sandwich Eater: A usually white haired, male, African American senior citizen who has lost interest in everything in life except eating a ham sandwich.