Two-part invention

1. (music) A short contrapuntal composition for two voices, typically by J.S. Bach.
2. (slang) The act of taking an enormous dump, then returning 10 minutes later to complete the mission.
• “Bach wrote 15 famous two-part inventions.”
• “Sorry I’m late, I had to perform a two-part invention.”
by bentrd August 16, 2025
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