Definition of long knife in English:

long knife

noun ˌlɒŋ ˈnʌɪf

1"treachery (also plot, treason) of the long knives": a legendary massacre of the Britons by the Saxons under Hengist in the 5th cent.
2"night of the long knives": (among Nazis) violent action against opponents, especially the arrest and killing of numerous prominent rivals (notably Ernst Röhm and other leaders of the Sturmabteilung) by the Nazi leadership, 30 June–2 July 1934; hence used allusively of any similar decisive or ruthless dealings by leaders with associates or staff.
3Figurative or in figurative contexts, denoting the ruthless removal of unwanted associates or employees.
4North American. Frequently in plural and with capital initials. (A translation of) a name given by North American Indians to a white settler, especially of Virginia, or a white soldier; (sometimes specifically) a citizen of the United States as opposed to a Canadian or other British subject in North America. Compare Big Knife. Now historical.

Origin

Early 17th century; earliest use found in Meredith Hanmer (1543–1604), Church of England and Church of Ireland clergyman and historian. From long + knife.

Definition of long knife in US English:

long knife

nounˌlɒŋ ˈnʌɪf

1"treachery (also plot, treason) of the long knives": a legendary massacre of the Britons by the Saxons under Hengist in the 5th cent.
2"night of the long knives": (among Nazis) violent action against opponents, especially the arrest and killing of numerous prominent rivals (notably Ernst Röhm and other leaders of the Sturmabteilung) by the Nazi leadership, 30 June–2 July 1934; hence used allusively of any similar decisive or ruthless dealings by leaders with associates or staff.
3Figurative or in figurative contexts, denoting the ruthless removal of unwanted associates or employees.
4North American. Frequently in plural and with capital initials. (A translation of) a name given by North American Indians to a white settler, especially of Virginia, or a white soldier; (sometimes specifically) a citizen of the United States as opposed to a Canadian or other British subject in North America. Compare Big Knife. Now historical.

Origin

Early 17th century; earliest use found in Meredith Hanmer (1543–1604), Church of England and Church of Ireland clergyman and historian. From long + knife.

词汇	long knife
释义	Definition of long knife in English: long knife noun ˌlɒŋ ˈnʌɪf 1"treachery (also plot, treason) of the long knives": a legendary massacre of the Britons by the Saxons under Hengist in the 5th cent. 2"night of the long knives": (among Nazis) violent action against opponents, especially the arrest and killing of numerous prominent rivals (notably Ernst Röhm and other leaders of the Sturmabteilung) by the Nazi leadership, 30 June–2 July 1934; hence used allusively of any similar decisive or ruthless dealings by leaders with associates or staff. 3Figurative or in figurative contexts, denoting the ruthless removal of unwanted associates or employees. 4North American. Frequently in plural and with capital initials. (A translation of) a name given by North American Indians to a white settler, especially of Virginia, or a white soldier; (sometimes specifically) a citizen of the United States as opposed to a Canadian or other British subject in North America. Compare Big Knife. Now historical. Origin Early 17th century; earliest use found in Meredith Hanmer (1543–1604), Church of England and Church of Ireland clergyman and historian. From long + knife. Definition of long knife in US English: long knife nounˌlɒŋ ˈnʌɪf 1"treachery (also plot, treason) of the long knives": a legendary massacre of the Britons by the Saxons under Hengist in the 5th cent. 2"night of the long knives": (among Nazis) violent action against opponents, especially the arrest and killing of numerous prominent rivals (notably Ernst Röhm and other leaders of the Sturmabteilung) by the Nazi leadership, 30 June–2 July 1934; hence used allusively of any similar decisive or ruthless dealings by leaders with associates or staff. 3Figurative or in figurative contexts, denoting the ruthless removal of unwanted associates or employees. 4North American. Frequently in plural and with capital initials. (A translation of) a name given by North American Indians to a white settler, especially of Virginia, or a white soldier; (sometimes specifically) a citizen of the United States as opposed to a Canadian or other British subject in North America. Compare Big Knife. Now historical. Origin Early 17th century; earliest use found in Meredith Hanmer (1543–1604), Church of England and Church of Ireland clergyman and historian. From long + knife.
随便看	backward back-ward backwardation backward caste backward class backward classes backward compatibility backward-compatible backward difference backward in backward in backward in coming forward backward integration backwardization backward-looking backwardly backwardly backwardly compatible backward masking backwardness backwardness backwardnesses backwardness (in coming forward) backward roll backwards