The Collaborative International Dictionary
BW
BW \BW\ n. biological warfare; the use of bacteria or viruses or toxins to destroy men and animals or food.
Syn: biological warfare.
Wiktionary
bw
n. (initialism of bench warrant English) n. (initialism of Baden-Württemberg lang=en dot=), a federal state of Germany.
Wikipedia
BW
BW or Bw may stand for:
Usage examples of "bw".
Still the land was soft, and so, spread widely, south they went and south for days, the land drying as they fared, and on the fifth day Bwen declared that once more they could roll as a column, and on southward they went.