Meanings
How to pronounce "trump up":
AU
To create falsely, to fabricate (particularly applied to accusations, (legal) charges or evidence).
Heavily publicise, promote or market a product.
Example Sentences
1
The prosecutor tried to trump up evidence against the defendant.
2
She accused her colleague of trying to trump up charges against her.
3
The disgruntled employee attempted to trump up a false complaint against his boss.
4
The company tried to trump up the benefits of their product to attract customers.