1 definition by tumblr definitions
a mug used for holding your morning coffee, adorning your choice of word with it's definition. can be used as a cup or as a very shallow bowl if you turn it upside down. dishwasher safe.
I use my urban dictionary mug everyday to hold my coffee while i browse through memes. If I didn't, my coffee would simply be all over the table.
by tumblr definitions July 20, 2017