• 1Dropping down or unfolding when required.

    ‘a drop-down bed’
    • ‘But, actually, there used to be a drop-down bar.’
    • ‘There is also a drop-down tailgate, designed to hold weights up to 100 kg.’
    • ‘Innovation continues in the boot, where the designers have introduced a split tailgate - ideal for tight town situations - with a glass that hinges like a hatchback and a drop-down lower tailgate with its own storage compartment.’
    • ‘A large drop-down screen accommodates the football and rugby fans: go in any night when there's a big match on and plenty of people watching.’
    • ‘Behind the drop-down door is room for a spacious, plastic trash container that keeps your daily household waste out of sight and out of mind.’
    drop, drop down, plummet, descend, come down, go down, plunge, sink, dive, nosedive, tumble, pitch
    View synonyms
    1. 1.1Computing (of a menu) appearing below a menu title when it is selected, and remaining until used or dismissed.
      Compare with pull-down
      • ‘These two-letter commands are accessible from the application's command line and drop-down menus and through small icons that appear above the drawing editor window.’
      • ‘You can store settings for multiple Web servers and then select one from a drop-down menu when it's time to upload your files.’
      • ‘Each channel group is updated separately and only when you select it from the drop-down menu.’
      • ‘When someone starts typing a request into the search box, a drop-down menu appears with suggestions as to what that person could be looking for.’
      • ‘You can change colors, desktop backgrounds, even add items to the drop-down menu above the toolbar.’