chop logic
To argue in a tedious or pedantic way. I can't stand the way he chops logic! You can't have a conversation without him turning it into some tiresome fight!
chop logic
argue in a tiresomely pedantic way; quibble. Chop is here used in the 16th-century sense meaning ‘bandy words’. This sense is now obsolete, and the sense of chop used in this phrase was later wrongly understood as ‘cut something into small pieces’.