UNLAWFUL ASSEMBLY, crim. law. A disturbance of the public peace by three or more persons who meet together with an intent mutually to assist each other in the execution of some unlawful enterprise of a private nature, with force and violence; if they move forward towards its execution, it is then a rout (q. v.) and if they actually execute their design, it amounts to a riot. (q. v.) 4 Bl. Com. 140; 1 Russ. on Cr. 254; Hawk. c. 65, s. 9; Com. Dig. Forcible Entry, D 10; Vin. Abr. Riots, &c., A.