From Longman Dictionary of Contemporary Englishplonkplonk1 /plɒŋk $ plɑːŋk, plɒːŋk/ verb [transitive always + adverb/preposition] especially British English informal 1 PUT (also plonk something down) to put something down somewhere, especially in a noisy and careless way SYN plunk American English You can plonk those bags down anywhere in my room.plonk something on/onto/beside etc something/somebody He plonked a couple of glasses on the table.2 → plonk yourself (down)→ See Verb table
Examples from the Corpus
plonk• The linking commentary is often otiose and always plonking.• I plonked down on the hard wooden sofa and began musing: was he telling the truth?• He was built like a brick shithouse and he plonked himself down right in front of the stage.• When I had finished and sat back waiting for the verdict, Steve plonked his tea mug down on to the table.• He plonked it on and got his first four.• Like Lego creations, concrete farmhouses sport additional stories in brick, plonked on by builders in a hurry.• The books are plonked on the table.• Are those things for me? Just plonk them down anywhere.• She brought a bottle of beer and a glass and plonked them on the table in front of me.• Luckily, you can now plonk your curious infants in front of Knowledge Adventure and let them find out for themselves.plonkplonk2 noun [uncountable] British English informalDFD cheap wineExamples from the Corpus
plonk• She felt sick again, and sat down with a plonk.• Ginger beer, cider, real ale and plonk.• Gather friends around you this evening for something to eat and a glass of plonk.• The range of wines available for under £3 is vast, and by no means is it all rough plonk.• Pick of the plonk and pies Fiona Beckett Wines to trot out with the turkey.• I never use plonk - it contributes nothing to the recipe and can ruin a dish. 