What does "fake up" mean?

To counterfeit (something); to make (something) that appears to be something else.

What is a synonym for "fake up"?

Common synonyms include: bat out, botch, bungle, dash off, do anyhow, do by halves.

verb, slang

verb, slang ·Moderate ·College level

Verb

1
To counterfeit (something); to make (something) that appears to be something else. slang