This question is still in action:

[http://meta.superuser.com/questions/339/what-is-the-standard-term-for-a-usb-flash-drive-pen-thumb-stick][1]


  [1]: http://meta.superuser.com/questions/339/what-is-the-standard-term-for-a-usb-flash-drive-pen-thumb-stick

...

I have found 4 usb drive tags:

usb-flash-drive
usb-drive
usb-stick
usb-storage

Perhaps there should only be one.