Top Definition
1. Combination of term and contagious.

Or addicting to a trend.

2. Can't stop what they're doing or an individual is doing.

Doing something over a period of time and developing a

stigma.

3. Something that is catchy pertaining to germs.
Watch out! Her germs are termicacious.

The trend is trendy but leaves the crowd termicacious!
by Raven Bishop July 08, 2009
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