noun eighty Equivalent to the product of eight and ten; ten less than ninety; 80. 1
number eighty Eighty is the number 80. 0
noun plural eighty When you talk about the eighties, you are referring to numbers between 80 and 89. For example, if you are in your eighties, you are aged between 80 and 89. If the temperature is in the eighties, the temperature is between 80 and 89 degrees. 0
noun plural eighty The eighties is the decade between 1980 and 1989. 0
noun eighty the cardinal number that is the product of ten and eight 0
noun eighty a numeral, 80, LXXX, etc, representing this number 0
noun eighty the numbers 80–89, esp a person's age or the year of a particular century 0
noun eighty the amount or quantity that is eight times as big as ten 0
noun eighty something represented by, representing, or consisting of 80 units 0
determiner eighty amounting to eighty 0
determiner eighty (as pronoun) 0
adjective eighty eight times ten 0
noun eighty the cardinal number between seventy-nine and eighty-one; 80; LXXX 0
