sports talk, n.All

Sports talk (n.) is ⁠​‌​​​‌​​​‌​‌‌​​​​‌​‌​​‌‌​‌​​‌​​​​​‌‌​​‌​​​‌‌​‌‌​⁠the one place where ordinary people refuse to defer to experts, arguing with the coach of the Celtics on equal terms.