Refers to where two people lie on their sides and snuggle up to a third person, either to help said "monkey in the middle" feel warm and/or reassured, or because they both like the person a lot.
A cute gal can save a bundle on heating-oil if she just invites a couple of warm-hearted guys over to sandwich-spoon with her on any night when it's a bit chilly.
by QuacksO November 16, 2018
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