/ plɒp; NAmE plɑːp/ noun , verb
■ noun
[ usually sing. ] a short sound like that of a small object dropping into water
■ verb ( -pp- )
1.
[ v + adv. / prep. ] to fall, making a plop :
The frog plopped back into the water.
A tear plopped down onto the page she was reading.
2.
[ vn ] to drop sth into sth, especially a liquid, so that it makes a plop :
Can you just plop some ice in my drink?
3.
[ vn , v ] plop (yourself) (down) to sit or lie down heavily or in a relaxed way
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WORD ORIGIN
early 19th cent.: imitative.