Definition of "compulsion"

compulsion

/kəmˈpʌl.ʃən/

noun
countable and uncountable, plural compulsions
1. An irrational need or irresistible urge to perform some action, often despite negative consequences.
  Quotations
  It is tempting to speculate about the incentives or compulsions that might explain why anyone would take to the skies in [the] basket [of a balloon]: perhaps out of a desire to escape the gravity of this world or to get a preview of the next; […].
  2013 June 7, David Simpson, “Fantasy of navigation”, in The Guardian Weekly, volume 188, number 26, page 36
2. The use of authority, influence, or other power to force (compel) a person or persons to act.
  Quotations
  From the opening of the City & South London Railway independent electric locomotives were used under compulsion of the Board of Trade.
  1941 May, “Jubilee of the City Tube”, in Railway Magazine, page 223
  But Treaty translator and Ottawa leader Andrew Blackbird described the Treaty as made “not with the free will of the Indians, but by compulsion.”
  2016 January 17, “Wealthy cabals run America”, in Al Jazeera America, retrieved 18 January 2016
3. The lawful use of violence (i.e. by the administration).