adj

• (of a place) Having socio-economic problems, hence possibly dangerous.
  "the rough bit of town"
• (of a gem) Not polished; uncut.
  "a rough diamond"
• (chiefly UK, Ireland, colloquial, slang) Somewhat ill; sick; in poor condition.
• (chiefly UK, Ireland, colloquial, slang) Unwell due to alcohol; hungover.

noun

• (cricket) A scuffed and roughened area of the pitch, where the bowler's feet fall, used as a target by spin bowlers because of its unpredictable bounce.
• (obsolete) Boisterous weather.
  "In calms you fish; in roughs use songs and dances."

verb

• (boxing, wrestling, intransitive) To break the rules by being excessively violent.
  "[…] roughing is not a part of the sport, and will not be tolerated. Referees will not permit unfair practices that may cause injury to a contestant, and are held strictly responsible for enforcing these rules."
• (ice hockey) To commit the offense of roughing, i.e. to punch another player.
• (transitive) To roughen a horse's shoes to keep the animal from slipping.