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on the square

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on the square

Honestly and openly, as in Our dealings with them have always been on the square. This expression literally means "at right angles." Similarly the antonym out of square, literally signifying "not at right angles," figuratively means "not in agreement" or "irregular." For example, The lab's report is out of square with the x-ray. The first recorded use of this term was in 1542.

See also: on, square

on the square

1. Mathematics At right angles.

2. Honestly and openly: has always dealt on the square.

See also: on, square