1.Definition: dependable

"Stout hearts"

Related Adjective(s):stalwart

2.Definition: euphemisms for `fat'

"Men are portly and women are stout"

Related Adjective(s):portly

3.Definition: having rugged physical strength; inured to fatigue or hardships

"Stout seamen"

Related Adjective(s):hardy, stalwart, sturdy