Thunder Mug Edit Meaning

1.

A large, china mug with a fitting lid that fits under a bed. It is for night-time use when a person does not want to walk downstairs and outside to the kybo.

Mrs. Galloway did not want to go out into the snowstorm, so she used her thunder mug.

2.

a small plastic pail or bucket used during especially long road trips to substitute as a poor man's toilet stop

paul-hey john, how long until the nearest bathroom break?

john-sorry man, we took one when you were sleeping in the car

paul-damn...well someone pass me the thunder mug, i've gotta take a huge dook

3.

a toilet.

I have to brown down on the thunder mug.