as one man

as one man

1. In unison. The dancers moved as one man across the stage.
2. Unanimously. The committee reached that decision as one man.
See also: man, one
Farlex Dictionary of Idioms.

as one man

1. In complete agreement; unanimously.
2. With no exception: They objected as one man.
See also: man, one
American Heritage® Dictionary of the English Language, Fifth Edition.

as one man

Unanimously, together. The term appears in the King James Version of the Book of Judges (20:8): “And all the people arose as one man.” More recently John R. Green used it in A Short History of the English People (1876): “Spain rose as one man against the stranger.”
See also: man, one
The Dictionary of Clichés by Christine Ammer
See also:
  • candy man
  • man on the make
  • caveman
  • man after my own heart
  • a man after (one's) own heart
  • a man, woman, etc. after your own heart
  • a man/woman of few words
  • a man of few words
  • man of few words
  • man of few words, a