Noah Webster's Dictionary 1. (v. t.) To attack with violence, or in a vehement and hostile manner; to assault; to molest; as, to assail a man with blows; to assail a city with artillery. 2. (v. t.) To encounter or meet purposely with the view of mastering, as an obstacle, difficulty, or the like. 3. (v. t.) To attack morally, or with a view to produce changes in the feelings, character, conduct, existing usages, institutions; to attack by words, hostile influence, etc.; as, to assail one with appeals, arguments, abuse, ridicule, and the like.

Multi-Version Concordance Assail (4 Occurrences) Psalms 17:9 From the wicked that oppress, my deadly enemies, that compass me about. (See NIV) Psalms 27:2 When evildoers came at me to eat up my flesh, even my adversaries and my foes, they stumbled and fell. (See RSV) Psalms 55:4 My heart is severely pained within me. The terrors of death have fallen on me. (See NIV) Psalms 62:3 How long will ye assail a man; will ye seek, all of you, to break him down as a bowing wall or a tottering fence? (DBY NAS)