Bible, Job xl. 22The shady trees cover him with their shadow.
Overspread with shade; sheltered from the glare of light or sultry heat.
Francis BaconCast it also that you may have rooms shady for summer and warm for winter.
(informal) Not trustworthy; disreputable.He is a shady character.
2009: Stuart Heritage, Hecklerspray, Friday the 22nd of May in 2009 at 1 o’clock p.m., “Jon & Kate Latest: People You Don’t Know Do Crap You Don’t Care Aboutâ€Jon & Kate Plus 8 is a show based on two facts: 1) Jon and Kate Gosselin have eight children, and 2) the word ‘Kate’ rhymes with the word ‘eight’. One suspects that if Kate were ever to have another child, a shady network executive would urge her to put it in a binbag with a brick and drop it down a well. But this is just a horrifying tangent.