What does JJ stand for?

Coddair Air East - ICAO designator (AD)

J & J Flatbed Trailer - NCIC trailer make code

Janet Jackson

Jaw Jerk - Medicine

Jeep Junior - Automobile model designation

Jejunojejunostomy - Gastroenterology (DAVI)

Jennifer Jo - In TV series "The Governor and JJ"

Jews for Jews - Defunct (EA)

Josephson Junction - Cryogenics (IAA)

Judges - Old Testament book

Judges, Justices (SAUS)

Jungle Jeep (SAUS)

Junior Judge - Legal term (DLA)

Justices

Just Joking (SAUS)