Green’s Dictionary of Slang

(orig. US) a snack-bar.

1952		N.Y. Times 22 June II 3: A midnight ‘noshery’ is the latest feature at some of these aspiring country clubs.
1963		R.I. McDavid Mencken’s Amer. Lang. 261: [note] Miami Beach and similar outposts of civilization are full of nosheries... A Chinese Noshery was opened in the posh Georgetown section of the District of Columbia, c. 1955.
1978		Time 2 Oct. 88: Pronto, a trendy East Side Italian restaurant, is offering a Sunday brunch for the first time, and similar affairs at other nosheries are S.R.O.
1983		J. Byrell (con. 1959) Up the Cross 100: Wiesbaden Willie [...] ran a little Deutschland style noshery.
1990		(con. early 1950s) J. Ellroy L.A. Confidential 154: Abe’s Noshery, no parking, around the block.