Answer:
What do you call a boomerang that doesnβt come back?
I help engines spin and pants stay up.
I have a little house in which I live all alone. My house has no doors or windows and if I want to go out I must break through the wall.
Goes over all the hills and hollows, Bites hard, but never swallows.
When young, I am sweet in the sun. When middle-aged, I make you gay. When old, I am valued more than ever. What am I?
When is it bad luck to see a black cat?