The phrase "little cheese" refers to someone who is not very powerful or important. It is often used to describe someone who is not influential or significant in a particular situation.
Sentences with «little cheese»
These cute little cheese pastries are so addicting you won't be able to eat just one! (homemadeforfriends.com)
Use as much or as little cheese as you would like. (aggieskitchen.com)
I used to make these easy little cheese crackers a lot, but like a lot of other things I moved on and sort of forgot about them. (seasonalandsavory.com)