An ace is an individual who displays homosexual qualities. It is derived from the synonym of "gay" known as "tool". Since tools are sold at Ace Hardware, and ace can be used as someone who is considered a tool.
Wow, that dude is wearing ugg slippers and a v-neck. What an ace.
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