One of those small black spiders you find in the basement of your house or in the bathrooms. Theyre small one day, then giant the next. you can wash them down the drain, but they crawl back up. they also seem to multiply.
guy one "Holy crap did u see that?!"
guy two "HMM? oh, thats just a hoolio"
guy one "a what?"
guy two "a hoolio"
guy one "what's a hoolio?"
guy two "a spider"