(usually in the plural) A kind of boot with a very long, pointed toe.

(slang, vulgar) Something that causes loss of libido and thus, in men, of an erection / (slang, vulgar, by extension, derogatory) An unappealing person or situation.

(offensive, archaic) A kind of sweet potato. / (offensive, archaic, uncountable) Rum.

killjoy (Someone or something that hinders fun.)

(UK, informal) something that is sexually off-putting; something that kills someone's sexual mood

(ethnic slur, offensive) A Jew.

Alternative form of color killer

(US, regional) A kind of stickleback.

(military) A submarine designed to seek and destroy other vessels.

One who kills oneself; a suicide.