1) the moment in a public restroom when you have to poop and you have the restroom to yourself
2) making money, or creating a business centered around poop
1) My poopportunity was ruined when I heard someone open the restroom door!
2) Squatty Potty and Poo-Pouri are two weâll know pooportunities, but did you hear about the lady in Maine making Turdy people out of moose poop? Everyone is getting in on the poopportunity train!