What is a 'Stock Appreciation Right - SAR'. A stock appreciation right (SAR) is a bonus given to employees that is equal to the appreciation of company stock over an established time period.
Noun. 1. provoker-someone who deliberately foments trouble; she was the instigator of their quarrel. inciter, instigant, instigator, firebrand. ringleader-a person who leads (especially in illicit activities). bad hat, mischief-maker, trouble maker, troublemaker, troubler-someone who deliberately stirs up trouble.oun. 1. provoker-someone who deliberately foments trouble; she was the instigator of their quarrel. inciter, instigant, instigator, firebrand. ringleader-a person who leads (especially in illicit activities). bad hat, mischief-maker, trouble maker, troublemaker, troubler-someone who deliberately stirs up trouble.
spacer (plural spacers) ( 1 sometimes science fiction) A person who works or lives in space. 2  An object inserted to hold a space open in a row of items, e.g. beads or printed type. 3  A bushing. ( slang) A forgetful 1  person. (medicine) A type of add-on device used by an asthmatic person to increase the effectiveness of a metered-dose inhaler.