Definitions
1.nounAny 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.
2.nounAn auk (sometimes especially a great auk), a bird of the Northern Hemisphere.
3.nounA nun (association through appearance, because of the black and white habit).
4.nounA 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.
5.nounA spiny bromeliad with egg-shaped fleshy fruit, Bromelia pinguin.