hickey

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

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

(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.

(printing, informal) A serif or other ornamentation on type.

Local swelling in a tissue area, especially skin, often due to injury.

A tool for making smooth, semicircular bends in conduit and pipe.

(US, slang, business, finance) An unintended negative outcome or loss in regards to a deal or action, often preceded by the words "taking a ..." or "took a ... ".