1. For a very long or seemingly endless time
   "we had to wait forever and a day"
   - forever

Encyclopedia: Forever and a day

• macrocyte
• macrocytic anaemia
• macrocytic anemia
• macrocytosis
• Macrodactylus
• Macrodactylus subspinosus
• Macrodantin
• macroeconomic
• macroeconomic expert
• macroeconomics
• macroeconomist
• macroevolution
• macroglia
• macroglossia
• macromolecular
• macromolecule
• macron
• Macronectes
• Macronectes giganteus
• macrophage
• Macropodidae
• Macropus
• Macropus agiles
• Macropus giganteus
• Macrorhamphosidae