One of two equal parts that together constitute a whole.
One part approximately equal to the remaining part.
One of the two playing periods into which certain games are divided.
A halfback.
Informal A 50-cent piece.
Sports
Chiefly British A school term; a semester.
Half an hour: a half past one.
Being one of two equal parts.
Being approximately a half.
Partial or incomplete: gave me a half smile.
To the extent of exactly or nearly 50 percent: The tank is half empty.
Not completely or sufficiently; partly: only half right.
by halves
Imperfectly, reluctantly, or half-heartedly, as in You really can't paint a portrait by halves. [Mid-1500s]