To droop; hang down loosely.
To have a clownish or loose ungainly gait, manner, or attitude; walk, sit, or pose in an awkward or loutish way.
To depress; cause to hang down.
noun.
An awkward, heavy, clownish fellow; an ungainly clown.
noun.
A drooping or depression of the head or of some other part of the body; a stoop; an ungainly, clownish gait.
noun.
A depression or hanging down; a droop: as, his hat had a slouch over his eyes.
noun.
A slouch-hat.
noun.
An inefficient or useless person or thing: usually with a negative, in praise: as, he's no slouch; it's no slouch, I tell you.