Top definition
An item used in the Pokemon games to evolve certain Pokemon into higher-level, electric type Pokemon.
I used a Thunder Stone on my Eevee andn it became a Jolteon. Sweet!
by Shawn B. October 19, 2003
Mug icon

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