to move yourself into a warm and comfortable position, especially one in which your body is against another person or covered by something

The children snuggled up to their mother to get warm. 孩子们紧紧地偎依在母亲身边取暖。

I was just snuggling down into my warm bed when my phone rang. 我刚刚要躺进温暖的被窝里，电话就响了起来。