Dictionary/need

Example of need in a Sentence:

I have a need for clean water.

Definition & Meaning of need:

Something necessary or wanted.

Example of need in a Sentence:

I need water to drink.

Definition & Meaning of need:

To require something because it is necessary.

Example of need in a Sentence:

You need not go there today.

Definition & Meaning of need:

Used to say something is not necessary.