without knowledge in engineering 

without having thought things through comme du monde

if you are going to build an electric chair in your basement, please don't do so without knowledge in engineering!

without knowledge in engineering by Uncle Dimma March 14, 2015

without knowledge in engineering 

Building or constructing something without having thought it through comme du monde

If you try building something like an electronic chair in your basement, without knowledge in engineering, just a friendly caveat : not only are you slicing the pineapple, the result may be Frankenstein

without knowledge in engineering by Uncle Dimma May 15, 2016

without knowledge in engineering 

Building or constructing something without having thought it through comme du monde

If you try building something like an electric chair in your basement, without knowledge in engineering, just a friendly caveat : not only are you slicing the pineapple, the result may be Frankenstein

without knowledge in engineering by Uncle Dimma August 1, 2016

k-knowledge 

A real ass nigga

K-Knowledge is a real ass nigga dead ass B

k-knowledge by Real Niggas 101 December 13, 2016

jailhouse knowledge 

KNOWLEDGE RELATED TO LAW THAT SOMEBODY HAS ACQUIRED BY HAVING BEEN IN JAIL

HE HAD AN AMATEUR, JAILHOUSE KNOWLEDGE OF THE LAW AND HOW IT WORKED.

jailhouse knowledge by SWEET GRANNY April 5, 2017

Backpocket knowledge 

Backpocket knowledge consists of useless facts that serve no purpose but are still interesting to know nonetheless

Group of smart people: *having an intense conversation about the universe*
Bob: Leaves are green because they have chlorophyll.
Group: Thank you bob for sharing your backpocket knowledge with us.

Backpocket knowledge by TheBigBlackOne May 20, 2017

without knowledge in engineering 

Building or constructing something without having thought it through comme du monde

If you try building something like an electric chair in your basement, without knowledge in engineering, just a friendly caveat : not only are you slicing the pineapple, the result may be Frankenstein

without knowledge in engineering by Uncle Dimma August 18, 2017