Icy | Definition of icy by Merriam-Webster

Full Definition of ICY

1

a : covered with, abounding in, or consisting of ice

b : intensely cold

2

: characterized by coldness : frigid <an icy stare>; also : steely <icy nerves>

— ic·i·ly \-sə-lē\ adverb

— ic·i·ness \-sē-nəs\ noun

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before 12th century

Synonyms: algid, arctic, bitter, bone-chilling, chill, chilly, coldish, cool, coolish, freezing, frigid, frosty, gelid, glacial, ice-cold, cold, nipping, nippy, numbing, polar, shivery, snappy, wintry (also wintery)

Antonyms: ardent, blazing, boiling, broiling, burning, fervent, fervid, fiery, glowing, hot, igneous, molten, piping hot, red-hot, roasting, scalding, scorching, searing, seething, sizzling, sultry, sweltering, torrid, ultrahot, warming, white-hot

1

: covered with, full of, or being ice <icy roads>

2

: very cold <an icy wind>

3

: unfriendly 1 <an icy look>

— ic·i·ly \ˈī-sə-lē\ adverb

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