tuck up
verb
Definitions
To pull the blankets or duvet up over (someone in bed); to put (someone) to bed.
Synonyms:tuck inTo pull the blankets or duvet up over oneself in bed.
To push the fabric at the bottom of a garment into itself or under another garment (especially trousers, skirt, dress etc.)
Synonyms:tuck inTo protect one's face by covering it with the gloves