Let's talk about the word boom. First of all, the word boom is mainly used for a bomb or and explosion. This word is often not used in real life, but in cartoons or children's book. This could also be linked to the word "kaboom", as they mainly have the same meaning. Therefore boom may mean other things very rarely, but usually means a bomb going off, a gun shot, a volcano erupting, etc.
First before we get into the definition of glob, let's talk about its roots. Glob can also be a Latin word meaning "globe". There can be many definitions to glob, it could similar to a blob (of slime, and egg, etc.)or it could be a globe as the Latin root. The usual definition of Glob is a weird pile of something jiggley, something slimey.
That slime looks like a Glob
Let's talk about the word ass. Not the donkey, but the private part of the body. An ass can be refered to as a donkey, but mainly is refured to as a booty, butt, buttox, etc. Therefore the meaning of ass is mainly the same as a buttox, booty, etc.