hickey in Czech

(originally, US, slang) A bruise-like mark made during petting by pressing the mouth to the skin on one’s partner’s body and sucking. [from 1934]

(informal, slang) An object whose name is unknown or cannot be recalled. [from 1909]

(printing) A printing defect caused by foreign matter on the printing surface resulting in a ring where the ink is missing, appearing as a spot of ink surrounded by a halo, or as an unprinted spot within a solid printed area.