plunk down
Verb
Meaning
set (something or oneself) down with or as if with a noise
Source: WordNetSynonyms
Hypernyms
Examples
One of the things I really love about restaurants is that in many ways, they are the ultimate democratic institutions, where you get to walk in the door, plunk down your money, and for however long that you're there, you can be anyone you want to be.
He planked the money on the table
He planked himself into the sofa
And, even those fortunate few who can afford to plunk down a load of cash to pay outright for a new home rarely do so.
If I were to plunk down 500 bucks on a piece of hardware right now, it would be the PS5.