A pleonasm is a redundant description. It is describing a word using adjectives that apply to it's inherent characteristics.
Person 1: Tim is a stupid idiot.
Person 2: As opposed to a smart idiot? You just used a pleonasm.
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