Top definition
When something sucks big time or is bad, missfortunate or terrible. The opposite to 'fantastic'.
1. Tim: omg.. i just got fired from work!
Peggy: That's so unfantastic

2. Look at his jeans.. yuk, they are so unfantastic!
by Potfs September 25, 2005
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