plonkˈer noun

1. A large marble (also plunkˈer)
2. Anything large, esp a smacking kiss (informal)
3. A stupid person, a clot, an idiot (slang)
4. The penis (vulgar sl)

plonkˈing adjective (informal)

1. Enormous (sometimes adverbially or intensive with great)
2. Relating to the practice of plonking

The practice of uttering jejune or pedestrian remarks in a deliberate and portentous tone

plonkˈy adjective

Relating to or in the style of such a practice

plunk /plungk/

1. To twang
2. To pluck the strings of (a banjo, etc)
3. To plonk
4. To strike with a sudden blow (N American informal)

To plump

A sound made by plucking the strings of a banjo, etc

With a plunk

plunkˈer noun

A large marble (also plonkˈer)