Someone who is slightly smarter than a dumbass but still can't put it together.
Dude, don't be such a dimmass.
When you use germ-x periodically to clean your hands because you feel dirty. can be a verb.
You shake someone's hand and use germ-x afterwards.
Have you germ-xed your hands yet?
Hold on I'm germ-xing!
Oh God Im out of germ-x!