another coat of paint

another coat of paint

An extremely slim or narrow margin. I managed to avoid the swerving car, but another coat of paint, and it would have hit me!
See also: another, coat, of, paint
Farlex Dictionary of Idioms.

another coat of paint

The narrowest of margins. The phrase was used in such instances as a ballplayer's commenting that “that pitch came awfully close,” to which the batter replied, “Yeah, another coat of paint, and I'd have been a goner.”
See also: another, coat, of, paint
Endangered Phrases by Steven D. Price
See also:
  • coat
  • coat (someone or something) with (something)
  • coat with
  • coat and tie
  • a world of
  • a world of (something)
  • make all the difference
  • make all the difference (in the world)
  • make a world of difference
  • a (new) lick of paint
References in periodicals archive
And third, apply another coat of paint over the patch so it would look like you're sandwiching the patch between two coats of paint.
The pebbles may need another coat of paint (this will depend on the natural colour of the pebble).