talk out (the side of) one’s neck
v. phr.— «Hey—you’re talking out the side of your neck/Hey—you’re gonna get what’s coming to you yet.» —“Talkin’ Out the Side of Your Neck” by Cameo She’s Strange (song) , 1984. (source: Double-Tongued Dictionary)
Further reading
Amid court-ordered busing in the 1970s, a middle-school teacher tried to distract her nervous students on the first day of class with this strange assignment: find a monarch caterpillar. The result? A memorable lesson in the miracle of metamorphosis...
There was a time when William Shakespeare was just another little seven-year-old in school. Classes in his day were demanding — and all in Latin. A new book argues that this rigorous curriculum actually nurtured the creativity that later flourished...