Noah Webster's New International Dictionary of the English Language

1. (n.) A state that requires supply or relief; pressing occasion for something; necessity; urgent want.

2. (n.) Want of the means of subsistence; poverty; indigence; destitution.

3. (n.) That which is needful; anything necessary to be done; (pl.) necessary things; business.

4. (n.) Situation of need; peril; danger.

5. (n.) To be in want of; to have cause or occasion for; to lack; to require, as supply or relief.

6. (v. i.) To be wanted; to be necessary.

7. (adv.) of necessity. See Needs.