A small carabiner not intended for climbing but for holding yours keys on a keychain. They can be hooked on to belt loops or clipped to the lip of a pocket. (See Nick, I told you it's a real word!)
"Heather, bring me that Keyabiner so I can hold all my keys together."
The Urban Dictionary Mug
One side has the word, one side has the definition. Microwave and dishwasher safe. Lotsa space for your liquids.
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