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a cartridge containing gunpowder but no bullet, used for training or as a signal

an empty space or period of time, especially in terms of a lack of knowledge or understanding

my mind was a total blank

a piece of metal or wood intended for further shaping or finishing

a dash written instead of a word or letter, especially instead of an obscenity or profanity

make (something) blank or empty

electronic countermeasures blanked out the radar signals

defeat (a sports team) without allowing them to score

Baltimore blanked Toronto in a 7–0 victory

deliberately ignore (someone)

I just blanked them and walked out