1 definition by GAS (Gleemer Awareness Society)

Top Definition
A kind of gender to horrible, to speak of. No one knows what lurks in its nether regions.

The pronoun for gleemer is whatisit!
We have to run! A gleemer is coming right toward us.

The Urban Dictionary Mug

One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.

Buy the mug