Robin 
To dream of a robin is associated with a new lease in life and personal growth. It may also be a subconscious recall of someone named Robin.
Robot
To dream of a robot suggests a structured, repetitious, mechanical, and unemotional way of going about your life. You might have failed to inject some energy in your life.
Alternatively, a dream involving robots may be a manifestation of your perception regarding your working life.
Rooks
To dream of rooks failed expectations from your friends. This may be a expectation for pleasure, vivacity, and elation.
A dead rook bodes sickness or death of someone dear to you.
Roots
To dream of plant or tree roots suggests dimensions of your persona - your values, beliefs, and family ties. It may also mean your search for the past.
Ruins
To dream of ruins portend a variety of unfortunate events such as a romantic breakup, a business failure, a sickness, and a destruction of crops and properties.
To see ancient ruins suggests you will sorely miss the presence of friends as you travel abroad.
To see your property in ruins after a fire signifies reaching a low emotional state, along with a lingering thought to give up your fight. Stay strong, you will come across sudden good fortune when you least expect it.
Ruler
To dream of a ruler suggests your fear of not measuring up to life challenges. You should be assiduous in making decisions.
Sauna
To dream of a sauna indicates that you are closed-minded and should listen to the suggestions and beliefs of others. Accept the influence of positive influences. In addition, it may represent underlying desires and fantasies you may hold regarding sex.
Screw
To dream of a screw implies that you feel insecure with your performance or used by somebody for his/her benefit. It may also signify that you are forgetting about some important and necessary aspect. Then again, it may represent the act of sex.
Shirt
To dream of a shirt represents your present feelings. The shirt you wear reflects how you perceive and comprehend a certain situation.
To dream that you are giving a shirt to someone symbolizes your willingness to put the needs of others before yours. You are charitable and selfless.
Slugs
To dream of slugs implies that you are very determined, relentless, and leisurely in your pursuit of your ambitions. It is taking a very long time for you to achieve your objectives.
To dream that slugs are coming out from inside your body implies that you are experiencing problems communicating your feelings to others. Pay attention to the location of your body that the slugs are emerging from.