From The Collaborative International Dictionary of English v.0.48:
Halve \Hal"ve\ (h[aum]l"ve), n.
A half. [Obs.] --Chaucer.
[1913 Webster]
From The Collaborative International Dictionary of English v.0.48:
Halve \Halve\ (h[aum]v), v. t. [imp. & p. p. Halved
(h[aum]vd); p. pr. & vb. n. Halving.] [From Half.]
1. To divide into two equal parts; as, to halve an apple; to
be or form half of.
[1913 Webster]
So far apart their lives are thrown
From the twin soul that halves their own. --M.
Arnold.
[1913 Webster]
2. (Arch.) To join, as two pieces of timber, by cutting away
each for half its thickness at the joining place, and
fitting together.
[1913 Webster]
3. Of a hole, match, etc., to reach or play in the same
number of strokes as an opponent.