foul

Meanings

• an act that violates the rules of a sport
• hit a foul ball
• make impure
• become or cause to become obstructed
• commit a foul; break the rules
• spot, stain, or pollute
• make unclean
  • "foul the water"
• become soiled and dirty
• highly offensive; arousing aversion or disgust
• offensively malodorous
  • "a foul odor"
• violating accepted standards or rules
  • "used foul means to gain power"
• (of a baseball) not hit between the foul lines
• (of a manuscript) defaced with changes
  • "foul (or dirty) copy"
• characterized by obscenity
  • "foul language"
• disgustingly dirty; filled or smeared with offensive matter
  • "a foul pond"
• especially of a ship's lines etc
  • "with its sails afoul"
  • "a foul anchor"

Synonyms

afoul, back up, befoul, cheating, choke, choke off, clog, clog up, congest, contaminate, cruddy, defile, dirty, disgustful, disgusting, distasteful, fetid, filthy, foetid, foul-smelling, fouled, funky, ill-scented, loathly, loathsome, maculate, marked-up, nasty, noisome, pollute, repellant, repellent, repelling, revolting, skanky, smelly, smutty, stinking, unsporting, unsportsmanlike, wicked, yucky