Unicycle 
To dream that you are riding on a unicycle represents that you are exercising influence and in total control of both business and personal situations.
Nightmare
To dream of having a nightmare signifies failed expectations, especially in your job or health. Cut back on self-indulgence. Give your mind and body some rest and relaxation.
Snowflake
To dream of a snowflake symbolizes your search for excellence and decency.
Game Show
To dream of being a contestant on a game show may symbolize a petty disagreement with someone in your waking life. A game show on television speaks of an opportunity to see an argument from a different perspective, bringing light to the situation. You may have to release your feelings of pride so as to resolve this disagreement. Dreaming of a game show is suggesting that you may not have been entirely correct in your original judgment.
Paddleboat
*See Rowboat.
Skateboard
To dream of seeing or riding a skateboard represents your ability to make hardship and obstacles effortless to overcome. You have flair and self-control when it comes to dealing with difficult issues. This dream could also imply that you enjoy excitement and stimulation.
Bus Driver
To dream of seeing a bus driver represents your ability to take control yet work together with others as a team. It could also mean that you are confused as to which path to take in order to reach your goals. You cannot seem to get ahead in life.
To dream that you are a bus driver implies that you have chosen the correct path to achieve your goals, and you are reaching them fairly rapidly. Try to slow down a little and don't be too aggressive. In particular, if you are a school bus driver in the dream, this could mean that you will reach your objectives faster if you use experience and wisdom to guide you. Perhaps you have achieved a higher level of self-discovery.
Grindstone
To dream that you are turning a grindstone indicates success through strength and focused energy.
To dream that you are sharpening tools on a grindstone represents that your companions will always be available to help you when necessary.
Slot Machine
To dream of seeing or playing a slot machine indicates that you are being too frivolous with your finances. It also implies that you should focus your efforts on a task or project that will create more important results.
Bottomless Pit
If you dream of a bottomless pit, you are feeling hopelessness and despair in your waking life. The bottomless pit may be indirectly referring to your conclusion and acceptance that an issue has overcome you and is never-ending.