a rounded or obtuse exterior angle, as the corner made by two walls
b.
a structural member, as a brick, used in forming such an angle
2. Also called: bullnose step
a step having semicircular or quadrantal ends
Word origin
[1835–45; bull1 + nose]This word is first recorded in the period 1835–45. Other words that entered Englishat around the same time include: catch-up, communism, daisy chain, ecumenical, faceplate