(noun.) Word used to initiate the game of the same name, that envolves the person who begins the game offering an item (usually of food) to the first person who repeats the word back to them.
Initiator: I've had enough of this sandwhich...Fish!
Person 2: FISH
Person 3: FISH
Person 4: FISH
Person 2: I won!
Person 1: Ok *hands person 2 whats left of the sandwhich*
"Poopillow" (noun): The deliberate act of suppressing the sound of one's feces hitting the water in a toilet bowl, typically accomplished by strategically layering toilet paper or using other means to muffle the audible splash, with the intention of preventing others outside the bathroom from hearing the noise associated with the bodily function.
"Feeling particularly considerate during our dinner party, John employed the art of 'poopillow' to discreetly manage his bathroom visit, ensuring our guests didn't hear any embarrassing sounds from the restroom."