occupying a position between the upper class and the working class

A social and economic class lying above the working class and below the upper class.

The south of France.

Having a hemline at mid-calf length.

A coat or skirt having such a hemline. / Synonym of Berliner (“newspaper format”)

(often literary) A place in the middle of something; may be used of a literal or metaphorical location.

(rare) Among, in the middle of; amid.

The English Midlands. / The conservative white middle classes who live outside London, considered as a group.

A white, conservative, middle class member of Middle England.

(cricket) the stump in the middle of the batsman's wicket