lock screen
noun
plural lock screens
: a graphical user interface displayed by a device (such as a computer or smartphone) that prevents access to most functions of the device until a certain action (such as swiping one's finger across the screen or entering a predetermined code) is performed
Speaking of locking your phone, Android typically shows notifications on your lock screen by default—which means the contents of messages you receive might be visible to anyone who looks at your device, even if they can't unlock it.—JR Raphael
Cite this Entry
“Lock screen.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/lock%20screen. Accessed 7 Jul. 2026.
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