uncustomarily

adjective

1. according to or depending on custom; usual; habitual.
2. of or established by custom rather than law.
3. Law. defined by long-continued practices: the customary service due from land in a manor.

noun, plural cus·tom·ar·ies.

4. a book or document containing the legal customs or customary laws of a locality.
5. any body of such customs or laws.

adjective

1. in accordance with custom or habitual practice; usual; habitual
2. law
   1. founded upon long continued practices and usage rather than law
   2. (of land, esp a feudal estate) held by custom

noun plural -aries

3. 1. a statement in writing of customary laws and practices
   2. a body of such laws and customs

adj.1520s, from Medieval Latin custumarius, from Latin consuetudinarius, from consuetitudinem (see custom (n.)). Related: Customarily.