plonk
verb
[ plɒŋk ]
• set down heavily or carelessly.
• "she plonked her glass on the table"
• play unskilfully on a musical instrument.
• "people plonking around on expensive instruments"
plonk
noun
• a sound as of something being set down heavily.
• "he sat down with a plonk"
Origin:
late 19th century (originally dialect): imitative; compare with plunk.
plonk
noun
• cheap wine of inferior quality.
• "we turned up at 8 p.m., each clutching a bottle of plonk"
Origin:
1930s (originally Australian): probably an alteration of blanc in French vin blanc ‘white wine’.