the least (one) can do

the least (one) can do

Something that one ought to do; the very minimum one should do. I know you're angry with him, but he seems like he really wants to make amends. The least you can do is hear him out. A: "Thank you so much for the cookies!" B: "It's the least we can do to repay you for looking after our pets while we were away."
See also: can, least
Farlex Dictionary of Idioms.
See also:
  • (one) could use (something)
  • give (one) (one's) head
  • give head
  • give somebody their head
  • give someone their head
  • drive (one) out of office
  • force (one) out of office
  • force out of office
  • cooking for one
  • 1FTR