One of two usually roughly equal parts into which anything may be divided, or considered as divided.

Consisting of a half (½, 50%). / Consisting of some indefinite portion resembling a half; approximately a half, whether more or less; partial; imperfect.

In two equal parts or to an equal degree. / In some part approximating a half. / Partially; imperfectly. / Practically, nearly.

(transitive, obsolete) To halve.

(UK, Ireland) Half past; a half-hour (30 minutes) after the last hour. / (rare, see usage notes) A half-hour to (preceding) the next hour.

(theater) A call reminding performers that the performance will begin in thirty minutes.

In equal parts; half

In two equal parts.

(US) A mixture of cream and milk often used in coffee, defined by the US Food and Drug Administration to contain between 10.5% and 18% milk fat.

Alternative spelling of half and half