Tree hug
… universal form of physical intimacy, in which two people put their arms around the neck, back, or waist of one another and hold each other closely. If more than two persons are involved, this is referred to as a group hug.
Synonyms of hug
verb: embrace, clasp, cuddle, enfold, inarm; noun: embrace, cuddle, clasp, squeeze, grip; plural: embraces, cuddles, clasps, squeezes, grips; related terms: embracement, embracing.