2 definitions by yihooniall

A color Niall Horan invented while wearing lilac pants on James Corden, February 18th 2018!!
Woah bro, did you see his niallac pants?
by yihooniall February 19, 2019
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A word invented by Niall Horan and his band mates during the Flicker Sessions Era.
Yihoo Yihoo up the Irish
by yihooniall August 26, 2018
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