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We need to leave now.
The speaker is emphasizing the urgency of leaving immediately.
at the present time; immediately
Let's eat now.
The speaker wants to eat immediately.
Now is the time to act.
The speaker is emphasizing the importance of acting at the present moment.
Often used to emphasize urgency or immediacy.
at this moment; currently
I'm busy now.
The speaker is indicating that they are currently occupied.
Now that you mention it...
The speaker is acknowledging a point made by someone else.
Can be used to introduce a new topic or idea.
Use 'now' to emphasize that something should happen immediately.
Use 'now' to introduce a new topic or idea in a conversation.
The meaning of 'now' can change based on the context in which it is used.
Old English 'nū', from Proto-Germanic 'nu', from Proto-Indo-European 'nu'. Related to Dutch 'nu', German 'nun', and Swedish 'nu'.
Can be used as an adverb or noun. As a noun, it refers to the present time.