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The conjunction of his or her, his/her, or his & her. Only used in the context of unknown sex of subject of the sentence: Neutral, unbiased writing.
The customer can use hiser credit card when making a purchase.
by Stephen McKain November 22, 2007
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Sep 14 Word of the Day
Micro marriging is when your partner manages your personal day-to-day tasks with you much like a Micro Manager at work.
Wife: “Have you put the sheets out to dry and put the towels on?”
Husband: “Yes. You know I am a grown adult also used to live alone so you do not need to micro marrige me”
by Thomas Maddocks March 16, 2018
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2
A shortening of the phrase "his or her." Hiser can be used as a pronoun to refer to a person of unidentifiable sex, or when writing about a person of unknown gender.

See also: himmer, hersh
I was talking to Pat at the bar when hersh scratched hiser crotch. I'm still not sure if that was unladylike or perfectly natural male behavior.
by exstock July 27, 2009
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4
Verb; To uncover then begin masturbating one's genitalia in front of an unsuspecting convenience store worker.
"DID YOU HEAR ABOUT THAT INCIDENT?! Apparently he hisered and was caught on camera; check YouTube!"

"Daniel! No hisering, THIS IS A PLACE OF WORK!"
by Brogre December 15, 2016
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