corn

noun

Now Dial. a tiny, hard particle, as of salt or sand; granule; grain
a small, hard seed or seedlike fruit, esp. a seed or grain of a cereal grass; kernel: now chiefly in compounds, as peppercorn, barleycorn
☆
1. a cultivated American cereal plant (Zea mays) of the grass family, with the grain borne on cobs enclosed in husks; maize
2. the ears or kernels of this cereal plant
Brit.
1. the seeds of all cereal grasses, as wheat, rye, barley, etc.; grain
2. any plant or plants producing grain
the leading cereal crop in a particular place, as wheat in England or oats in Scotland and Ireland
Informal corn whiskey
☆ Informal ideas, humor, music, etc. regarded as old-fashioned, trite, banal, or sentimental