lawyersplaining
Lawyersplaining means a lawyer takes the conversation down a legal rat hole to clarify a particular legal nuance and none of the non-lawyers present give a s**t.
"Of course that contract won't stand up to the statute of frauds."
"Quit lawyersplaining my deal with the kid who mows my lawn."
"Quit lawyersplaining my deal with the kid who mows my lawn."