To drive or urge with force, or irresistibly; to force; to constrain; to oblige; to necessitate, either by physical or moral force.
- To force, drive, or constrain: Duty compelled the soldiers to volunteer for the mission.
- To necessitate or pressure by force; exact: An energy crisis compels fuel conservation. See Synonyms at force.
- To exert a strong, irresistible force on; sway: "The land, in a certain, very real way, compels the minds of the people” ( Barry Lopez).