What does BN. stand for?

What does BN. mean?

BN	Brown Noser Miscellaneous » Unclassified
BN	Base Number Miscellaneous » Unclassified
BN	Baby N Miscellaneous » Unclassified
BN	Board Number Miscellaneous » Unclassified
BN	Button Nose Miscellaneous » Unclassified
BN	Bivariate Normal Miscellaneous » Unclassified
BN	Byte N Miscellaneous » Unclassified
BN	Brief Nudity Miscellaneous » Unclassified
BN	Be Nature Miscellaneous » Unclassified
BN	Ballistic Nuclear Governmental » Military
BN	The Bernoulli Numbers Miscellaneous » Unclassified
BN	Buffer Next Miscellaneous » Unclassified
BN	Barang Naik Miscellaneous » Unclassified
BN	Basic Name Miscellaneous » Unclassified
BN	Burst Number Miscellaneous » Unclassified
BN	Beer Near Miscellaneous » Unclassified
BN	Before Neopia Miscellaneous » Unclassified
BN	Baby Nazi Miscellaneous » Unclassified
BN	Before Neopets Miscellaneous » Unclassified
BN	Bombardier - Navigator Governmental » Military
BN	Benevento (Provence) International » Italian
BN	Bunny Nut Miscellaneous » Unclassified
BN	Before Nyebe Miscellaneous » Unclassified
BN	But Nutts Miscellaneous » Unclassified
BN	The Bengal Nagpur Miscellaneous » Unclassified