leave a lot to be desired

Related to leave a lot to be desired: leave no stone unturned, gunning for, want for nothing, without a hitch

leave a lot to be desired

To be very inadequate or unsatisfactory; to lack a large amount of what is desired or required. The film has a very interesting premise and a story that has quite a bit of potential, but the final product leaves a lot to be desired. I wasn't expecting a huge amount from a budget hostel, but this place leaves a lot to be desired nonetheless.
See also: desire, leave, lot
Farlex Dictionary of Idioms.

leave a lot to be desired

Cliché to be lacking something important; to be inadequate. (A polite way of saying that something is bad.) This report leaves a lot to be desired. I'm sorry to have to fire you, Mary, but your work leaves a lot to be desired.
See also: desire, leave, lot
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.

leave a lot to be desired

Also, leave a great deal or much to be desired . Be imperfect or unsatisfactory. For example, His account of the election leaves a lot to be desired. This usage can also be put in a more positive way, that is, leave nothing to be desired, meaning "to be perfectly satisfactory," as in His account leaves nothing to be desired. [Late 1700s]
See also: desire, leave, lot
The American Heritage® Dictionary of Idioms by Christine Ammer.

leave a lot, much, etc. to be deˈsired

not be good enough: Your standard of work has gone down. In fact it leaves a great deal to be desired. The acting in some of those early movies left much to be desired.
See also: desire, leave
Farlex Partner Idioms Dictionary

much

/still less
Certainly not: I'm not blaming anyone, much less you.
American Heritage® Dictionary of the English Language, Fifth Edition.
See also:
  • leave a lot, much, etc. to be desired
  • much
  • leave lots to be desired
  • leave much to be desired
  • leave a great deal to be desired
  • leave something to be desired
  • under control
  • be not up to the mark
  • be under par
  • it/that won't do