hickey

/ˈhɪki/
noun
  1. A temporary red mark on the skin caused by sucking or biting, often from kissing.
    • He got a hickey after the party and was embarrassed about it.
    • The makeup artist used concealer to hide the hickey before the photoshoot.
    • She tried to cover the hickey on her neck with a scarf.
  2. A small gadget, tool, or device, especially one used for a specific purpose.
    • The electrician used a special hickey to bend the conduit pipe.
    • The plumber reached for a hickey to tighten the fitting.
    • He attached a hickey to the lamp to hold the shade in place.