not come amiss

not come amiss

To be helpful and appreciated. An extra pair of hands in the kitchen would not come amiss, you know.
See also: amiss, come, not
Farlex Dictionary of Idioms.

not come/go aˈmiss

(British English) be useful or pleasant in a particular situation: A little luck wouldn’t go amiss right now!
See also: amiss, come, go, not
Farlex Partner Idioms Dictionary
See also:
  • not go amiss
  • not come/go amiss
  • amiss
  • certainly
  • certainly not
  • fret not
  • Fret not!
  • aint
  • ain't
  • not by any means
References in periodicals archive
In addition a few science lessons would not come amiss.
Moved by the school strikes
Some of the crowd scenes appear a little underpopulated, and the comparatively small expenditure on a few sword-carrying or kerchief-waving extras would not come amiss. C.B.
STEVENSON'S CLEO SAILS
Of course, I would hate it if every ballet told of, say, Lizzie Borden or Petrouchka, but once in a while, surely, a story ballet would not come amiss. Yet, of course, story ballets--sometimes with those wordy, obscurantist outlines in playbills that were indeed (Terry was right) occasionally listed as the ballet's "argument"--often went boringly too far; sometimes what was happening onstage bore little relation to the printed scenario.
The bard dances