Meager or Meagre may refer to:

• Meagre set (also meager set) in mathematics
• Mount Meager (British Columbia) in British Columbia, Canada
• Mount Meager massif in British Columbia, Canada
• Meager Creek, a creek in British Columbia, Canada
• Meagre, Argyrosomus regius, a fish

• Pólya enumeration formula
• Pólya enumeration theorem
• Pólya Prize
• Pólya Prize (LMS)
• Pólya Prize (London Mathematical Society)
• Pólya's enumeration theorem
• Pólya's formula
• Pólya theorem
• Pólya theory
• Pólya-Vinogradov inequality
• Pólya–Burnside lemma
• Pól Ó Braonáin
• Pópulo Church
• Póros
• Póros, Greece
• Pórtes, Greece
• Pórto Róma
• Pórto Róma, Greece
• Pósturinn
• Póvoa Casino
• Póvoa de Lanhoso
• Póvoa de Varzim Parish
• Póvoa do Varzim
• Póvoa Semanário
• Półkoty