What is the meaning of Cuddle?

An intimate physical embrace, typically while lying (or sitting): a snuggle, an instance of lying together snugly, as one might with a partner (more intimate than a hug, and typically of longer duration).

An affectionate embrace, a hug, such as is given to family members and close friends (less intimate than a snuggle, and typically of shorter duration).

To lie together snugly (with someone), in an intimate physical embrace; to snuggle.

To embrace (someone) affectionately; to hug (someone) closely.

To cradle (e.g. a baby) in one's arms so as to give comfort, warmth.

To lie close or snug; to crouch; to nestle.

Source: wiktionary.org