Definitions for "Incidental"
Happening, as an occasional event, without regularity; coming without design; casual; accidental; hence, not of prime concern; subordinate; collateral; as, an incidental conversation; an incidental occurrence; incidental expenses.
An incident; that which is incidental; esp., in the plural, an aggregate of subordinate or incidental items not particularized; as, the expense of tuition and incidentals.
Incurred casually and in addition to the regular or main amount.
insignificant or irrelevant; for example, incidental prostate cancer (also known as latent prostate cancer) is a form of prostate cancer which is of no clinical significance to the patient in whom it is discovered
means relating to a formal event where full participation by participants mandates the provision of food and beverages.
Any benefit of a retirement plan which is not specifically spelled out in the plan as a primary retirement benefit; also referred to as a fringe benefit. Special rules apply to these benefits to prevent discrimination with regard to incidental benefits.
Keywords:  item
an item that is incidental