adjective

1. Gunnery
   1. aimed horizontally, straight at a mark, at such close range that rise and fall in the projectile's flight need not be considered
   2. of or suitable for such fire point-blank range
2. straightforward; plain; blunt a point-blank answer

Etymology: point + blank,

adverb

1. in a direct line; straight
2. without hesitation or quibbling; directly; bluntly to refuse point-blank