This phrase connotes to, “on my mother” . Other examples include. “On me”
“On the mob” “I put that on my life” or what children used in the 2000s that was over exertingly corny “on my cousins grave” . A form of expression of being serious.
A small piece of information. Derived from the word ken, used often in the scottish language and is synonymous with knowledge.
Person 1: "Hey I don't get this shit. How do you solve this problem?"
Person 2: "I got that one. Give me some kenlets on this assignment and I'll help you w/ that one."