If you mull something, you think about it for a long time before deciding what to do. Last month, a federal grand jury began mulling evidence in the case Do you know why he was mulling and hesitating?. the Isle of Mull a large island off the west coast of Scotland, the largest island in the Inner Hebrides. It is often visited by tourists, especially in summer. mull sth ⇔over to think about a problem, plan etc for a long time before making a decision (mull (15-20 centuries), from mull (14-19 centuries), probably from mol). an area of land that sticks out into the sea - used in Scotland
Term used to join two or more windows at the jamb or door side lights to the door unit Style Solutions manufactures fluted mull mouldings to cover the seams where the jambs meet