Plonk is a non-specific and derogatory term used primarily in British and Australian English for cheap, low-quality wine. It is believed to come from Australian slang, in reference to blanc, before it became naturalised in Britain.

How do you use plonk in a sentence?

1. I heard something go plonk. 2. You can plonk those bags down anywhere in my room.

What does the British term plonk mean?

chiefly British. : cheap or inferior wine.