Definitions
There is 1 meaning of the phrase
Mug File.
Mug File - as a noun
A file of mug shots (pictures of criminals that are kept on file by the police)
Synonyms (Exact Relations)
mug bookExample Sentences
"I saved the mug file on my desktop."
"She sent me the mug file via email."
"Please make sure to back up the mug file regularly."
"I can't open the mug file with my current software."
"The mug file contains important data."