sixty

[siks-tee]
noun, plural six·ties.
  1. a cardinal number, ten times six.
  2. a symbol for this number, as 60 or LX.
  3. a set of this many persons or things.
  4. sixties, the numbers, years, degrees, or the like, from 60 through 69, as in referring to numbered streets, indicating the years of a lifetime or of a century, or noting degrees of temperature: Her grandfather is in his late sixties. The temperature is in the low sixties.
adjective
  1. amounting to 60 in number.
Idioms
  1. like sixty, Informal. with great speed, ease, energy, or zest: Everyone was working like sixty to finish up before the holidays.

Origin of sixty

before 900; Middle English (adj. and noun), Old English sixtig (adj.); cognate with Dutch zestig, German sechzig, Old Norse sextigir. See six, -ty1
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for like sixty

sixty

noun plural -ties
  1. the cardinal number that is the product of ten and sixSee also number (def. 1)
  2. a numeral, 60, LX, etc, representing sixty
  3. something represented by, representing, or consisting of 60 units
determiner
    1. amounting to sixtysixty soldiers
    2. (as pronoun)sixty are dead

Word Origin for sixty

Old English sixtig
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for like sixty

sixty

Old English sixtig, from siex (see six) + -tig (see -ty (1)). Cf. Old Norse sextugr, sextögr, sextigir, Old Frisian sextich, Middle Dutch sestig, Dutch zestig, Old High German sehszug, German sechzig. Phrase sixty-four dollar question is 1942, from radio quiz show where that was the top prize.

Online Etymology Dictionary, © 2010 Douglas Harper