- next after the fiftieth; being the ordinal number for 51.
- being one of 51 equal parts.
- a fifty-first part, especially of one (1/51).
- the fifty-first member of a series.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for fifty-first
And for starters, where would that fifty-first star go, anyway?Colorado’s Strange Secession Vote
November 5, 2013
Hoppner died on the 23d January 1810, in the fifty-first year of his age.Art in England
He died in 1769, in the fifty-first year of his ministry, aged 73.
This was on July 24th, the fifty-first anniversary of the arrival of the pioneers in the Valley.Wilford Woodruff
Matthias F. Cowley
The old Fifty-first (Highland) Division were then holding the trenches there.Fighting the Boche Underground
Harry Davis Trounce
He died, according to tradition, in the fifty-first year of his age.The Lives Of The Twelve Caesars, Complete
C. Suetonius Tranquillus