noun

1. The minus sign (−).

2. A negative quantity.

3. A downside or disadvantage.

Synonyms: defect, deficiency, drawback, flaw, shortcoming

verb

1. To subtract.

adjective

1. Being a negative quantity; pertaining to a deficit or reduction.

   “a minus number”

2. That is below zero by (a specified amount) on a scale.

   “minus seven degrees”

3. Worse off than before; out of pocket.

Synonyms: negative, below, zero

preposition

1. Made less or reduced by (followed by an expression of number or quantity).

   “seven minus two is five”

2. Without; deprived of.

   “I walked out minus my coat.”

Synonyms: lacking, without