The “Voice of TikTok” is now on the Calm app. Kat Callaghan, known for being the real person behind the text-to-speech voice “Jessie” on TikTok, revealed her identity last year, and since then, she ...

You Know Her as the 'Voice of TikTok' — and Now Kat Callaghan Wants to Help You Relax

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The meaning of KNOW is to perceive directly : have direct cognition of. How to use know in a sentence.

KNOW meaning: 1. to have information in your mind: 2. used to ask someone to tell you a piece of information…. Learn more.

KNOW definition: to perceive or understand as fact or truth; to apprehend clearly and with certainty. See examples of know used in a sentence.

Used parenthetically in conversation, as to fill pauses or educe the listener's agreement or sympathy: Please try to be, you know, a little quieter. How were we supposed to make camp in a storm like that, you know? [Middle English knouen, from Old English cnāwan; see gnō- in Indo-European roots.]

To comprehend is to know something thoroughly and to perceive its relationships to certain other ideas, facts, etc. To understand is to be fully aware not only of the meaning of something but also of its implications: I could comprehend all he said, but did not understand that he was joking.