Informal. 1. a person who continually complains about a lack of money.
2. a plea or complaint of poverty, often as an excuse for not contributing to charities, paying bills, etc.
3. cry poor mouth. to complain, esp. habitually, about a lack of money. Also,talk a poor mouth.
—v.i. to lament or argue that one is too poor; plead poverty.
—v.t. 1. to declare (one's ability, power, position, etc.) to be inadequate or disappointing, sometimes as an intentional understatement; downplay: We know you're just poor-mouthing your skill at playing bridge—you're a good player. 2. bad-mouth.