coffee mug
i'm too stupid to realize that a full sized glass holds more coffee and gives me more energy, so i drink out of a coffee mug
a tiny, useless piece of equipment used for storing coffee that only an idiot would bother to use
"i'm too stupid to realize that a full sized glass holds more coffee and gives me more energy, so i drink out of a coffee mug" What is the definition of "coffee mug"?