1. Nothing.

2. Worthless. To set at nought, to disregard.

3. In no degree.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• maight,
• wraught,
• daught,
• faought,
• maght,
• caght,
• yaght,
• aought,
• njght,
• naorht,
• daughte,
• naughy,
• naighty,
• chaught,
• nughty,
• taoght,
• caought,
• caight,
• thaught,
• tauught

• nought,
• nageotte,
• naughty,
• naugahyde,
• nast,
• nasty,
• nagata.

The adjective form of the word "naught" is "naughty".

The plural form of "naught" is "naughts"

The singular form of the word "naught" is "naught".