Definition of left-click in English:

left-click

verb

Computing
  • Select an item in a graphical user interface by pressing the left-hand button of a mouse.

    [no object] ‘left-click on any of the thumbnails to see a photo’
    [with object] ‘after making your choice, left-click the “Next” button’
    • ‘Select Google Search with a left-click to search Google for Centre for Plant Research.’
    • ‘To open the file, left-click the image of the front page, or the PDF icon, above.’
    • ‘To make a call through a speed dial button, a user can simply left click the speed dial button.’
    • ‘To banish the menu, left-click on a blank portion of the desktop.’
    • ‘Right-click the link below to download the podcast, or left click the link to play.’

Pronunciation:

left-click

/ˌleftˈklik/