- surrounded by military forces; besieged: The beleaguered city of Limerick, having stood to the last, finally capitulated to the forces of William of Orange.
- beset, surrounded, or overburdened by troubles: Restoring our beleaguered oceans to health will require an emphasis on diversification and conservation, and more sensible fishing practices.
- the simple past tense and past participle of beleaguer.