Definition of "heel"
heel1
/hiːl/
noun
plural heels
(informal) A contemptible, unscrupulous, inconsiderate or thoughtless person.
(slang, professional wrestling) A headlining wrestler regarded as a "bad guy," whose ring persona embodies villainous or reprehensible traits and demonstrates characteristics of a braggart and a bully.
verb
third-person singular simple present heels, present participle heeling, simple past and past participle heeled
heel2
/hiːl/