Accompanying as a subordinate; additional; accessory; especially, uniting in, or contributing to, a crime, but not as chief actor. See accessory.
Someone who accedes to some act, now especially a crime; one who contributes as an assistant or instigator to the commission of an offense.
Acting in the indicated role from time to time.
Created for a specific occasion.
Occurring or appearing irregularly from time to time, but not often.
Intended for use as the occasion requires.
A person who does something only occasionally.