To break up, dissolve or disperse (a combination). Obsolete.

transitive. To dissolve or break up (an assembly or gathering, a connection, relation, etc.) by separation of the persons or parties concerned…

To break up (an assembly, school, etc.) by dismissal; †to disband (an army).

To dissolve, disband, put an end to, give up; as in to break a regiment, gang, parliament (obsolete); to break up a house, household, housekeeping…

transitive. To separate or disperse (an assemblage of people of things); to break up (a group). Also reflexive.

transitive. To send away in various directions, disperse, dissolve (a gathering of people, etc.); to disband (an army, etc.).

To break up (a band or company); to dissolve and dismiss from service (a military or other force).

(un-, prefix2 affix 1d(b).)

transitive. To break up, dissolve (an assembly). Obsolete. rare.

In various spec. uses. To dissolve (parliament), disband (a regiment). Obsolete; cf. to break up at phrasal verbs.

With up. transitive. To disrupt (a gathering); to cause to disperse, esp. by force.