Crappy
adjective
(mildly) Of very poor quality; unpleasant; distasteful.
“That is such a crappy car.”
(mildly, especially with "feel") Bad, sick, or depressed.
“I'm feeling really crappy - I think I need some fresh air.”
(mildly) Covered in crap (faeces/feces).
“Put the crappy diapers in the blue pail and the wet ones in the yellow pail.”