Also, to no purpose. Of little or no use, in vain, as in Hiring a new lawyer will be to little purpose. The related phrases are sometimes combined in to little or no purpose and used as a general indicator of futility. To little purpose was first recorded in 1560. For a synonym, see to no avail; also see to good purpose.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.