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Barleycorn \Bar"ley*corn`\, n. [See {Corn}.]
1. A grain or ``corn'' of barley.
2. Formerly, a measure of length, equal to the average length
of a grain of barley; the third part of an inch.
{John Barleycorn}, a humorous personification of barley as
the source of malt liquor or whisky.
barleycorn
n 1: a grain of barley
2: a grain of barley [syn: {barley}]