Its a word from the TAE TAE language,who is a member of the world renowned the best boy band, BTS.
This was first used during the visit of the boyband to the Niagara falls.
* V's Niagara pho pho is so cute*
* I wish I was the Niagara pho pho that V was talking about.*
The condition that occurs when a woman belly extends past her flapjack boobs. The boobs then appear to be cascading over the belly like water over Niagara Falls.