Definition: clothing that is worn or carried, but not part of your main clothing
Definition: a supplementary component that improves capability
Definition: Something that belongs to part of another main thing; something additional and subordinate, an attachment.
Definition: aiding and abetting in a crime; "he was charged with being accessory to the crime"
Definition: furnishing added support; "an ancillary pump"; "an adjuvant discipline to forms of mysticism"; "The mind and emotions are auxiliary to each other"
Definition: Having a secondary, supplementary or subordinate function by accompanying as a subordinate; aiding in a secondary way; being additional; being connected as an incident or subordinate to a principal; contributing or being contributory. Said of people and things, and, when of people, usually in a bad sense