The Taming of the Shrew 1.2 Word Nerd: “ass”

The transcript discusses the term 'beasts of burden' and the reputation of donkeys as unintelligent animals. It explains the historical use of the word 'ass' to mean silly or foolish, as used by Shakespeare. The transcript also explores the second, more vulgar meaning of 'ass', which emerged later. Finally, it analyzes a specific use of the word 'ass' in a Shakespearean context, highlighting its intended meaning.

Why was the second meaning of 'ass' considered vulgar?

What does Grumio imply when he calls Gramio an 'ass'?