1
general::
Phrase(s): a square deal
a fair and honest transaction; fair treatment. • All the workers want is a square deal, but their boss underpays them. • You always get a square deal with that travel company.
McGrawhill's American Idioms And Phrasal Verbs
2
general::
A just, equitable arrangement or transaction, as in I know I'll get a square deal if I work with that supplier. This idiom uses square in the sense of "fair" or "honest," a usage dating from the 1300s. [Late 1800s]
American Heritage Idioms