adjective, noun, plural -ar⋅ies.| 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. |
| 4. | a book or document containing the legal customs or customary laws of a locality. |
| 5. | any body of such customs or laws. |
cus·tom·ar·y (kŭs'tə-měr'ē) adj.
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