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common cause

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A joint interest, as in “The common cause against the enemies of piety” (from John Dryden's poem, Religio laici, or a Layman's Faith, 1682). This term originated as to make common cause (with), meaning “to unite one's interest with another's.” In the mid-1900s the name Common Cause was adopted by a liberal lobbying group.

QUIZ
SHALL WE PLAY A "SHALL" VS. "SHOULD" CHALLENGE?
Should you take this quiz on “shall” versus “should”? It should prove to be a quick challenge!
Question 1 of 6
Which form is used to state an obligation or duty someone has?
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.

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