Definition of "sally" [sal•ly]

• To rush out or leap forth suddenly. (verb-intransitive)
• To issue suddenly from a defensive or besieged position to attack an enemy. (verb-intransitive)
• To set out on a trip or excursion: sallied forth to see the world. (verb-intransitive)
• A sudden rush forward; a leap. (noun)
• An assault from a defensive position; a sortie. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "'Squander the hell-rook ranks sally to molest him' means 'Scatter the ranks that sally to molest him': but since the words _squander_ and _sally_ occupy similar positions in the two sections of the verse, and are enforced by a similar accentuation, the second verb deprived of its pronoun will follow the first and appear as an imperative; and there is nothing to prevent its being so taken but the contradiction that it makes in the meaning; whereas the grammar should expose and enforce the meaning, not have to be determined by the meaning."
• "And as you said, most jails do have what they call a sally port."
• "Miranda urged him to come over to the insurgent side but Santa Anna made a bold sally from the city and broke the siege."