Mickey Mouse 
1A Walt Disney cartoon character, who first appeared as Mortimer Mouse in 1927, becoming Mickey in 1928. During the 1930s he became established as the central Disney character.
1.1 [as modifier] informal Of inferior quality: people think you’re a Mickey Mouse outfit if you work from home...
- None of these polls is a Mickey Mouse poll - all are done by reputable polling companies and all with decent samples - Nielsen has 1400 people, Morgan 1300 and Newspoll 1700.
- They will think that a Mickey Mouse court fouled up, and if they'd been in a US court they'd have seen justice done.
- I got into a lot of trouble a few years ago for calling the health board a Mickey Mouse organisation.