early 17th cent. (also in the form anslaight): from Middle Dutch aenslag, from aenon + slagblow. The change in the ending was due to association with (now obsolete) slaughtslaughter
英英釋義網絡釋義
noun
1.a sudden and severe onset of trouble
2.(military) an offensive against an enemy (using weapons);
the attack began at dawn
3.the rapid and continuous delivery of linguistic communication (spoken or written)