The word "punker" is slang for a person who identifies with or is associated with punk culture. This can include their style of clothing, music preferences, and attitude, often characterized by rebelliousness and non-conformity. Full definition
former punker + still learning «work appropriate» stylings + trying desperately to keep hold of her giant boots as self - aware metaphor for ephemeral youth + colorblocking (booksandliquor.com)