adjective (or adverb)
1. : unvarnished
the real down and dirty story of the country and the nature of its people — Seymour Krim
2. : made or done hastily : not revised or polished
delivered a down and dirty performance
3. : marked by or given to fierce often unscrupulous competition : dog-eat-dog
down and dirty campaigning
4. : bawdy
they exude a leering down and dirty sexual energy — Jim Calio
5. : seedy
neglected, down and dirty streets — Kurt Anderson