fifty-fifty

or 50-50

[ fif-tee-fif-tee ]

adjective

1. equally good and bad, likely and unlikely, favorable and unfavorable, etc.:

   a fifty-fifty chance of winning.

adverb

1. in an evenly or equally divided way:

   The board voted fifty-fifty on the merger.

fifty-fifty

adjective

1. informal.
   shared or sharing equally; in equal parts

Word History and Origins

Origin of fifty-fifty¹

An Americanism dating back to 1910–15

Idioms and Phrases

Idioms

1. go fifty-fifty (on), to share equally in the cost, responsibility, or profits (of ):

   We went fifty-fifty on the dinner check.

More idioms and phrases containing fifty-fifty

see under under go halves .

Related Words

• balanced
• commensurate
• comparable
• corresponding
• equivalent
• identical
• proportionate