The buffalo fish (Ictiobus spp.).
A related North American animal, the American bison, Bison bison.
Any of the Old World mammals of the family Bovidae, such as the Cape buffalo, Syncerus caffer, or the water buffalo Bubalus bubalis.
A nickel.
To outwit, confuse, deceive, or intimidate.
To hunt buffalo.
A sea urchin.
One of a pair in a series of small card cylinders arranged around a carding drum; so called from its fancied resemblance to the hedgehog.
A street urchin, a child who lives, or spends most of their time, in the streets.
A mischievous child.
A neutron-generating device that triggered the nuclear detonation of the earliest plutonium atomic bombs.