An expression being the nicer way of dropping the F bomb. Especially created for children, letting your anger out can be said in a sweeter form.
I just dropped my icecream sundae! DUCK DUCK DINOSAUR!
Did you just step on my shoe? DUCK DUCK DINOSAUR!
This is the last name of a beautiful family meaning strong, powerful, and smart. If you have a friend with a last name of "Jimcoily" treat them with respect.
Random guy #1: I saw a very powerful young woman yesterday.
She must be a "Jimcoily".