best efforts

singular best effort · alternative best endeavors

1. pluralplural normallylawAn assurance of good-faith effort to achieve best results under prevailing circumstances.
2. pluralplural normallybusinessAn effort to sell securities without a firm underwriting.
3. pluralplural normallyUsed other than figuratively or idiomatically: see best, efforts.

   The first paper plane from the stands was cheered onto the fringes of the pitch in the 19th minute and it was certainly a sleepy start, despite the best efforts of Elliot Anderson and Morgan Rogers to inject a bit of tempo.

   2025 November 13, David Hytner, “Saka and Eze strikes sink Serbia as England maintain perfect World Cup qualifying record”, in The Guardian