rat·ty 
/ˈræti/ adjective
rat·ti·er; rat·ti·est /ˈræti/ adjective informal 1 US : in very bad condition
▪ a ratty [=shabby] old sweater ▪ ratty [=unkempt] hair ▪ Those shoes are getting pretty ratty. 2 Brit : easily angered or annoyed
▪ She gets ratty [=(chiefly US) cranky] if she doesn't get enough sleep.
▪ a ratty [=shabby] old sweater ▪ ratty [=unkempt] hair ▪ Those shoes are getting pretty ratty.
▪ She gets ratty [=(chiefly US) cranky] if she doesn't get enough sleep.
