WordReference Random House Unabridged Dictionary of American English © 2020
sev•en•ty-sev•en  (sevən tē sevən),USA pronunciation n. 
  1. a cardinal number, 70 plus 7.
  2. a symbol for this number, as 77 or LXXVII.
  3. a set of this many persons or things.

adj. 
  1. amounting to 77 in number.

'seventy-seven' also found in these entries:
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