Penguins meaning : Any of several flightless sea birds, of order Sphenisciformes, found in the Southern Hemisphere, marked by their usual upright stance, walking on short legs, and (generally) their stark black and white plumage. An auk (sometimes especially a great auk), a bird of the Northern Hemisphere. A nun (association through appearance, because of the black and white habit). A type of catch where the palm of the hand is facing towards the leg with the arm stretched downward, resembling the flipper of a penguin. A spiny bromeliad with egg-shaped fleshy fruit, Bromelia pinguin.