Pronunciation: (in"si-den'tl), [key]
1. happening or likely to happen in an unplanned or subordinate conjunction with something else.
2. incurred casually and in addition to the regular or main amount: incidental expenses.
3. likely to happen or naturally appertaining (usually fol. by to).
1. something incidental, as a circumstance.
2. incidentals,minor expenses.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.