My eyes bugged out when they explained just how a kilt check was accomplished (and it turned out it was merely a hand run up the outside of the checkee’s leg to the hip in an attempt to feel an underwear line, the Wenches being very big on maintaining a PG-13 level of participation at Faires, although I heard mutterings from a few Wenches who swore by a version of kilt check that involved their hands on bare flesh).
Source: wiktionary
Here we call a program that checks the results of another program and reports errors the checker, and the program under check the checkee. […] A checker is time efficient if its time complexity is lower than that of the checkee and the space complexity is not higher than that of the checkee.
Source: wiktionary
To check Lunging Distance: […] If either party feels that the distance requires adjustment, then the checker remains in the lunge and the feet of the checkee will make the adjustment.
Source: wiktionary