Sidled' Sidled is a verb meaning to move sideways or obliquely, often in a stealthy or furtive manner. It is derived from the Middle English word 'sidlen, ' which means to move slowly and cautiously. The term can be used to describe the movement of an animal or person, as well as the movement of an object. It is also used to describe the action of a vehicle or boat when it moves in a sideways direction. The crossword solution EDGED is related to sidled, as both words refer to a type of movement that involves the edges of something.