Noun: Used to depict one who is extremely happy and or cute. Often used to describe one who does stupid things in the pursuit of being cute and or loveable.
Noun: Another word to describe happiness, often used in a form of numerical value.
1. to take the largest possible shit one can take (especially when drunk) and flood both the bathroom in which it was taken and the neighbour’s bathroom
2. to cause massive drunken property damage, specifically to flood someone’s bathroom
“dude I totally yammed last night”
“be careful with those burritos, you don’t want to yam up the bathroom”