The dictionary gets it right!!!

[thecrow]

something without use or value; rubbish; trash; worthless stuff. nonsense; twaddle: His usual conversation is pure trumpery. Archaic. worthless finery.
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Trumpery | Definition of Trumpery at Dictionary.com

https://www.dictionary.com/browse/trumpery

[Rorey]

1. "trumped up"

trumped-up
/ˌtrəmptˈəp/
adjective
invented as an excuse or a false accusation.
"he was arrested on trumped-up charges"

Orangeass trumps up a lot of lies on a daily basis.

[EarnestPutz]

2. Why has no one noticed this before? Seems so obvious. Good call. A bumper sticker....

.....that just said “trumpery” would confuse a lot of MAGATS.

[thecrow]

8. Good idea.

We should sell them to MAGAts and donate the proceeds to Biden...!

[stillcool]

3. who knew?

worthless stuff is trumpery.

[smirkymonkey]

4. That is so spot on!

It's almost as if the definition of the word was created with that family in mind.

[muriel_volestrangler]

5. "Break wind audibly"- Oxford English Dictionary

VERB
[NO OBJECT]
informal
Break wind audibly.

More example sentences
‘Half asleep and looking up at him, I yawned a long, deep yawn and just as I closed my mouth and opened my eyes he relieved himself, not by burping or trumping however, but by throwing up into my face!’
‘If you were standing in a lift, and someone trumped loudly for half a minute continuously, would you say "yes, impressive!", or would you say "LET ME OUT OF HERE"?’
‘As morning broke in the windowless Bedsit, Emma peered wearily out of the bed they'd shared as Michelle trumped loudly and proudly into the already stale air.’

https://www.lexico.com/definition/trump

[EarnestPutz]

9. Thank you for these wonderful examples. The Oxford Press seldom disappoints.

[alterfurz]

6. dictionary location: just after treason and before truthless

[abqtommy]

7. A secondary definition is: when walking across a pasture take care not to step in the trumpery...