http://etymonline.com/index.php?term=hustler
Hustler: 1825, "thief" (especially one who roughs up his victims), from hustle (v.) + -er (1). Sense of "energetic worker" (especially, but not originally, a salesman) is from 1884; sense of "prostitute" dates from 1924.
http://etymonline.com/index.php?term=hustler
Hustler: 1825, "thief" (especially one who roughs up his victims), from hustle (v.) + -er (1). Sense of "energetic worker" (especially, but not originally, a salesman) is from 1884; sense of "prostitute" dates from 1924.