Sentence:  Whenever a slang word is heard, the youngsters note it, then write sentences which include the word. ..."Hawk": to watch – as in “Man, that <WSD>skank</WSD> steady hawks me in school.” 
Meaning of the word marked with <WSD> tags:  A lewd and disreputable person, often female, especially an unattractive person with an air of tawdry promiscuity.