acronym for "kick in junk". originated at 12:04 AM, by one miss KTB on December 13th, 2004. tends to be very painful causing victim to fall to the ground with mouth wide open screaming absoultely nothing. can be used in vengence or self-protection. but should be used wisely for it may have a lasting impact.
when KTB was in 4th grade when she gave her brother a kij. She vows never to do it again though...especially not to her fiance
by fiance December 12, 2004
1 more definition
Killing in Justice
wow, those mercs over there are totally not KIJ
by nadircroatia June 26, 2009