beam Definition

  • 1a long, sturdy piece of squared timber or metal used to support the roof or floor of a building
  • 2a ray or shaft of light
  • 3a broad smile

Using beam: Examples

Take a moment to familiarize yourself with how "beam" can be used in various situations through the following examples!

  • Example

    The beams in the old house were made of oak.

  • Example

    The sun's beams shone through the window.

  • Example

    She greeted us with a beam on her face.

  • Example

    The lighthouse beam swept across the sea.

beam Synonyms and Antonyms

Phrases with beam

  • not accurate or correct


    His calculations were off beam and the experiment failed.

  • accurate or correct


    Her analysis was right on the beam and helped solve the problem.

  • beam me up, Scotty

    a catchphrase from the television series Star Trek, used to request transportation by the starship's transporter


    As a joke, he said 'Beam me up, Scotty' as he stepped into the elevator.

Origins of beam

Old English 'bēam', from Proto-Germanic 'baumaz'


Summary: beam in Brief

A 'beam' [biːm] can refer to a long, sturdy piece of timber or metal used for structural support, such as in a building. It can also mean a ray or shaft of light, or a broad smile. Phrases like 'off beam' and 'on the beam' denote accuracy or correctness, while 'beam me up, Scotty' is a catchphrase from Star Trek used to request transportation.

How do native speakers use this expression?