The meaning of the Acronym KJ is...

KJ is

• Knee jerk

More Meanings For KJ:

• Kids For Jesus
• Kathryn Jane
• Karl Johan
• Kenneth James
• Kirsten Joy
• Ken, Junior
• Katherine Jean
• Kilo Joule
• Killer Jaws
• Kawakita Jiro
• Karaoke Jockey
• Kitty Jr
• Kum Jacker
• Kristine Joyce
• Kracker Jack

KJ is also in:

• Chemistry
• Names and Nicknames
• Unfiled
• Unit Measures