Malt (m&asuml_;lt), n. [AS. mealt; akin to D. mout, G. malz, Icel., Sw., & Dan. malt, and E. melt. √108. See Melt.] Barley or other grain, steeped in water and dried in a kiln, thus forcing germination until the saccharine principle has been evolved. It is used in brewing and in the distillation of whisky.
[1913 Webster]

Malt, v. t. [imp. & p. p. Malted: p. pr. & vb. n. Malting.] To make into malt; as, to malt barley.
[1913 Webster]