Word Study 7.onslaught a.(1)a large violent attack (2)strong criticism of someone In December they launched a full-scale onslaught on/against the capital. However,this great satirical onslaught on the Royal Family came to an abrupt end.7. onslaught a. (1) a large violent attack (2) strong criticism of someone In December they launched a full-scale onslaught on/against the capital. However, this great satirical onslaught on the Royal Family came to an abrupt end. Word Study