You have nothing to worry about.. He's a nia!
by ininjaman August 4, 2010
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Woah, check out those Nias...playing their roller backpack guitars.

Haha, look at that Nia!
by MIRANDAP00 January 8, 2009
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Navy Issue Ass

This is the extra-large ass that seamen, particularly females, are issued in tech school in the US Navy.

The wide load sign, flashers, reflectors, and backup signal neccesary for the safe transport of an NIA are not issued and must be purchased by the individual seaman.
"Man, that girl would be cute if she didn't have that NIA!"

"None of my civilian clothes fit since I got my NIA."

"The NIA may be used as a floatation device."
by Ian November 17, 2005
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National Institute on Aging

National Inflation Association

National Insulation Association
National Institute on Aging (NIA), one of the 27 Institutes and Centers of NIH, leads a broad scientific effort to understand the nature of aging and to extend the healthy, active years of life.

The National Inflation Association (NIA) is an organization that is dedicated to preparing Americans for hyperinflation and helping Americans not only survive, but prosper in the upcoming hyperinflationary crisis.

National Insulation Association (NIA) is a not-for-profit trade association. Since 1953, the northern Virginia–based association has been the voice of the insulation industry and is dedicated to keeping the commercial and industrial insulation industry up to date on the latest industry trends and technologies.
by acronyms December 13, 2010
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Nia: the Tamil term used for dog. When used to describe another person it is considered offensive.It is commomly used in Toronto, Montreal, and other cities with large populations of Tamils.
Yo, nia come here!
(the phrase is often said in tamil, but this is the english equivalent)
by Kousu May 13, 2005
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A WWE Superstar who is known on Monday Night Raw as the powerhouse of the Women's Division. She is currently attracting heat (and rightfully so) for breaking the nose of Becky Lynch, ruining Survivor Series in the process, and generally being an endangerment to the Women's Roster.
"Hey, did you enjoy Survivor Series this year?"
"No, because of Nia Jax."
by Micher J November 30, 2018
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