plop down
verb1
Ambitransitive, Informal To sit or lie down heavily and inelegantly.
- They plopped themselves down on the bed.
- In surface America, it makes much more sense to slap a technical fix (mandatory [HIV] testing) on the "problem" and then not think about it anymore. That way we'll identify the pervert "carriers," put them away somewhere and plop down back in front of the tube with our minds untroubled.1988 August 20, Rex Wockner, “Nobody Can Do It Like The USA”, in Gay Community News, volume 16, number 6, page 5:
1 more example
- Kade stood. Hands on hips. Big breaths. He reached a barstool and plopped down.2021, Michael Farris Smith, chapter 42, in Nick, New York; Boston; London: Little, Brown and Company, page 221:
2
Informal To put down (something) in a heavy way.
- He plopped his wallet down.