Verb
To type incorrectly, introducing spelling mistakes or other errors.
That's embarrassing: I mistyped her name on the invitation.
To categorize incorrectly.
Source: en.wiktionary.orgIf you mistype a rule, you can always clear all of them with the command iptables -F, and also if you reboot your phone it will be cleared (and also if you put it in aeroplane mode). Source: Internet
And if you don't, you have to make sure you don't mistype this string. Source: Internet