smooch smooch /ˈsmuːtʃ/

noun

1. [Vulgar] An enthusiastic kiss  ( smack , smooch [Vulgar] )
   an enthusiastic kiss
   

verb

1. [Vulgar] Snuggle and lie in a position where one person faces the back of the others  ( smooch [Vulgar] , spoon )
   snuggle and lie in a position where one person faces the back of the others