There are no rules to naming a startup. And most entrepreneurs do assume that the name they choose will change before their businesses really start to gain momentum.
Consequently, it doesn't shock us that some of our favorite startups were sired by picking names out of hats, by throwing out odd proper nouns that might be cheap domain names and by haphazardly removing vowels.
Ever wonder what a "Twitter" is, or who the "Hipmunk" is? We've asked nine startups to share the story behind their names.