A hanging down of the head; a drooping attitude; a limp appearance; an ungainly, clownish gait; a sidewise depression or hanging down, as of a hat brim
If someone slouches somewhere, they walk around slowly with their shoulders and head bent looking lazy or bored. Most of the time, they slouch around in the fields. to stand, sit, or walk with a slouch slouch back/against/in etc (Probably from a language)
a stooping carriage in standing and walking an incompetent person; usually used in negative constructions; "he's no slouch when it comes to baseball" walk slovenly
If someone slouches, they sit or stand with their shoulders and head bent so they look lazy and unattractive. Try not to slouch when you are sitting down She has recently begun to slouch over her typewriter