What does DNF stand for?

What does DNF mean?

DNF	Did Not Finish Academic & Science » Universities
DNF	Did Not Finish Community » Sports
DNF	Disjunctive Normal Form Miscellaneous » Unclassified
DNF	Did Not Find Internet » Chat
DNF	Data Not Found Computing » General
DNF	Did Not Fire Governmental » Military
DNF	Did Not Fail Miscellaneous » Unclassified
DNF	Digital Noise Filter Academic & Science » Electronics
DNF	Did Not Function Miscellaneous » Unclassified
DNF	Derna, Libya Regional » Airport Codes
Dnf	Da nich fuer International » German
DNF	A Duke Nukem Forum Miscellaneous » Unclassified
DNF	Definitely Not Finished Miscellaneous » Unclassified
DNF	Din Not Fast Miscellaneous » Unclassified
DNF	Do Not Forget Internet » Chat