Modifies a noun

• girl: While I was waiting for the spasms to stop, I asked the mousy girl for some background information.

• accountant: Favorites Still packing the house is The Producers, the story of down-on-his-luck theatrical producer Max Bialystock and his mousy accountant, Leo Bloom.

• woman: But then one of the mousy women turned up: Penny, that's it.

• man: Alternatively I get a mental picture of an earnest and mousy man sitting at a desk somewhere near the back of a stationery cupboard.

• secretary: The malevolent media millionaire, the mousy secretary or the flapper floozie?

• wife: Meanwhile, Cameron Diaz ably plays Schwartz's mousy wife who also falls for the seductive charms of Maxine.