Definitions of shady

1. Abounding in shade or shades; overspread with shade; causing shade.

2. Sheltered from the glare of light or sultry heat.

3. Of or pertaining to shade or darkness; hence, unfit to be seen or known; equivocal; dubious or corrupt.

4. Shadiest.

5. Shadier.

6. filled with shade; " the shady side of the street"; " the surface of the pond is dark and shadowed"; " we sat on rocks in a shadowy cove"; " cool umbrageous woodlands"

7. Dim; partially darkened; sheltered from light or heat; colloquially, unable to bear the light; of doubtful honesty; as, the deal was a shady transaction.

8. Having or in shade: sheltered from light or heat.

9. Causing, or having shade; sheltered from light.

10. Full of shade; casting a shade; shaded.

11. Dubious; suspicious.

12. Abounding with shade; overspread with shade; sheltered from the glare of light or sultry heat.

13. Sheltered, as from the heat of the sun; abounding with shades.