1. [early 18C] to work as a prostitute.
2. [1940s+] to engage in anal intercourse; to sodomize; thus get punked v., to be anally raped.
3. [1960s+] to beat up severely.
4. to become pregnant.
5. [1980s+] (US black) to criticize, to insult.
6. [1990s+] (also punk out) to make someone into an acquiescent weakling.
7. [2000s] (US campus) to trick, to tease.
8. [2000s] (US teen) to steal.
9. see punk out v. (1)