A-bomb See Bomb n
- an entertainer who's a sensational impact
- a shocking shock
- an explosive bomb or artillery shell
- A bomb. See Bomb, n.
1708, from bomb (n.) + shell (n.). The figurative feeling of "shattering or damaging thing or event" attested from 1860. In reference to a fairly lady (especially a blonde) its attested from 1942 ("Bombshell" as subject of a film starring blond U.S. actress Jean Harlow (1911-1937) is from 1933).
In October 1908 came the bombshell of the Austrian annexation of Bosnia, announced to King Victor Emmanuel and to other rulers by autograph letters from the emperor-king.