hickey

noun9

1. •
   A similar mark made by the pressure of a musical instrument such as a violin or viola against the neck.
2. •
   Local swelling in a tissue area, especially skin, often due to injury.
3. •
   (slang) A bruise-like mark made during petting by pressing the mouth to the skin on one’s partner’s body and sucking.

   • But Louis Vuitton bras all over your breasts / Got me wanting to put hickeys all over your chest — 2003
4. •
   (informal, slang) An object whose name is unknown or cannot be recalled.
5. •
   (dialect, US) A pimple.

   • No, a pimple is not a small pimp. It is what they call a hickey in the country. Look up papules. — 1909
6. •
   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.
7. •
   (US, slang) An unintended negative outcome or loss in regards to a deal or action.

   • Farmer Jones took a hickey on his soybean crop when the flood washed the seeds away.
8. •
   (informal) A serif or other ornamentation on type.

   • Years ago, there were internal company standards for dark center (ink color) hickeys and for white voids in solids/type. — 2008
9. •
   A tool for making smooth, semicircular bends in conduit and pipe.