Definition of LIGHTBULB

lightbulb

Meanings

Plural: lightbulbs

Noun

  • electric lamp consisting of a transparent or translucent glass housing containing a wire filament (usually tungsten) that emits light when heated by electricity
  • Alternative spelling of light bulb.
  • An uninvited third person joining a couple's date who prevents or hinders romantic interactions.

Synonyms

bulb, electric light, electric-light bulb, gooseberry, incandescent lamp, light bulb, third wheel

Scrabble Score: 17

lightbulb is a valid Scrabble (US) TWL word
lightbulb is a valid Scrabble Word in Merriam-Webster MW Dictionary
lightbulb is a valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 22

lightbulb is a valid Words With Friends word