Reunion 
To dream that you are attending a reunion implies the presence of past feelings that you must admit and recognize. On the other hand, the people in your reunion may be presenting unique qualities which you associate with real life circumstances.
Rhubarb
To dream of a rhubarb symbolizes a yearning to alleviate yourself from a relationship or unnecessary situation gone bad. It also implies that pleasurable times will be lingering.
To cook rhubarb in your dream forewarns of a disagreement which will sadly result in a estrangement or loss of a friend.
To dream that you are eating rhubarb stands for frustration and unhappiness over your current profession.
Roaches
To dream of roaches stands for a detrimental aspect of your personality, which may be better off contained. Alternatively, it may refer to marijuana.
On a positive note, to dream of roaches may also be a representation of persistence and permanence.
Rooster
To dream of a rooster represents showing off by either you or someone else. The rooster in your dream may also signify conceit, arrogance, and disregard for other feelings.
To hear of a crowing rooster symbolizes self-importance and boastfulness.
To witness a cockfight means disagreement and rivalry.
Samurai
To dream that you are a samurai symbolizes respect and responsibility. It indicates that you are having issues and problems fulfilling an obligation.
Sandals
To dream of sandals indicates that you are comfortable with your present situation or place in life. You truly comprehend the thoughts and feelings of others. The dream may also imply that you should use great care not to insult or upset certain people that you may come into contact with.
Scallop
To dream of a scallop shell represents feminine sensuality.
Scepter
To dream of a scepter symbolizes your ability to change an unpleasant situation into something positive.
Scooter
To dream of a scooter indicates that you are pleased with your current station in life.
Seaweed
To dream of seaweed indicates that you must be confident that your feelings and perceptions will guide you down the right path.