| Date: | 1500-1600 |
| Language: | Old French |
| Origin: | parler; PARLEY |
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par‧lance

1 expressed in the words that a particular group of people would use :
In military parlance this is known as a fast retreat.
in medical/advertising etc parlance
In military parlance this is known as a fast retreat.2 expressed in the words that most people use :
These schemes are known in common parlance as 'private pensions'.
in common parlance
These schemes are known in common parlance as 'private pensions'.