Green’s Dictionary of Slang

1. a passionate kiss; a bout of kissing and cuddling; thus smoochy adj.

1911		E. Dyson ‘An Amorous Boy’ in Benno and Some of the Push 181: The character n’ complexion iv ’n established smooge, with a touch iv the dear old Auntie Aggie business thrown in fer the sake iv decorum.
1912		Sun. Times (Perth) 27 Oct. 8s/7: Eighty-five per cent is smoodge [...] Yards of yum-yum flashing forth.
1945		E. Wilson 20 Jan. [synd. col.] I wet my lips and braced myself for the smooch.
1953		T.A.G. Hungerford Riverslake 64: He brings her into the kitchen for a smooch, cold nights.
1964		M. Braun Love Me Do 13: The ‘smoochy’ adult sensuality of Sinatra.
1965		W.C. Anderson Adam M-1 234: Hey, that was an out-of-the-world smooch.
1974		C. Loken Come Monday Morning 87: Pretty soon she’d come poppin’ up right in the middle of a big smooch to ask him if he’d gotten enough to eat for his supper?
1977		(con. 1960s) Nicholson & Smith Spend, Spend, Spend (1978) 188: The music switched straight over from rock to bloody smoochy stuff.
1989		M. Amis London Fields 107: When two adults were active in the kitchen they performed closely, as in a dance, almost a smooch.
1993		(con. 1950s) Kennedy & Davies Boots of Leather (2014) 203: ‘She leaned over and gave me a big smooch’.
1997		C. Hiaasen Lucky You 95: He intercepted his tray-laden princess with an indiscreet hug, smooch or pat on the ass.
2005		J. Stahl I, Fatty 27: One of the ladies planted a smooch on my mouth.
2013		J. Stahl Bad Sex on Speed 35: She’d yelp [...] and Mommy would give her a smooch.
2020		(con. 1991-94) W. Boyle City of Margins 219: ‘‘I ain’t gonna try to give you a smooch or nothing, don’t worry’.

2. in attrib. uses of sense 1.

1938

Des Moines Register (IA) 6 Mar. 14/4: The boys seek a ‘smooch-mad’ co-ed to take with them in their ‘smooch wagon’.

3. (US) a girl, a girlfriend.

1941

C. Brackett & B. Wilder Ball opf Fire [film script] We’ll be stepping. me and this smooch. I mean the dish.