Determined by impulse rather than reason; heavy-handed.
Not representative or symbolic; not iconic.
Determined by independent arbiter.
Based on individual discretion or judgment; not based on any objective distinction, perhaps even made at random.
Any, out of all that are possible.
Anything arbitrary, such as an arithmetical value or a fee.
Of or pertaining to the manner of an autocrat.
Of or pertaining to autocracy or to an autocrat; absolute; holding independent and arbitrary powers of government.