Indicates that the speaker needs a person to guide him or her. / Indicates that the speaker needs a book or document to guide him or her.

plural of number needed to harm

The number of people, statistically, who must be exposed to something in order for one of them to experience an adverse effect.

(slang) to offer help when neccessary

Third-person singular simple present indicative form of need no introduction

Of necessity or need; necessarily.

the absolute minimum resources necessary for long-term physical well-being, usually in terms of consumption goods

(education) Of an educational institution: accepting pupils based on academic ability etc., rather than their ability to afford the fees.

Short for needs must when the devil drives.

Alternative form of must needs.