Time 
To dream about time reflects concerns about dealing with anxiety and apprehension.
To dream that there isn't enough time symbolizes worry and concern. It could literally mean that you are facing a deadline to get something completed.
Time Travel
To dream about time travel symbolizes a desire to get away from things as they are. You might wish to move backward, but a move forward could mean that all your dreams will come true. The dream also symbolizes a passionate and amorous essence.
Day
To dream of a sunny day represents clear thinking and/or satisfaction. You are able to view things with a clear conscience.
To dream about a cloudy or overcast day indicates a sense of bereavement.
Job
To dream that you are looking for a job suggests that you are unhappy and frustrated with what is currently happening in your life.
To dream about your current job means that you are content and highly satisfied with how things are going in your life. This may also mean urgency in finishing a task or project.
To dream that you lost your job denotes fear, uncertainty, and great anxiety in your waking life.
Nag
To dream of an old horse or a 'nag' indicates a winding down of an idea or project and suggests humility and acceptance at this time.
A nag trying to keep up with other horses in a dream implies an inability to let go of a project but cautions you to release any expectations for your own happiness.
To dream of a person nagging you suggests that you may be trying to ignore that little voice inside that is trying to steer you in the appropriate direction. There is a reminder to stop and listen as you have the answer and you deserve to be heard.
To dream of nagging another person may indicate a personal frustration with an unconscious hint to relax and step away from a current bothersome situation.
Vex
To vex or be vexed in a dream symbolizes conflict. You are likely struggling with problems that are causing you such great stress that you are unable to relax while you are asleep.
Hour
Time is uncontrollable. Time cannot be restored or regained, which is why anxiety always accompanies time.
To dream about the hour reminds you of an important date or time. Consider the particular hour of the day and look up the interpretation of that number for additional significance.
To dream about happy hour represents leisure and enjoyment. Alternatively, it may indicate an avoidance of problems.
Year
To dream of a year passing is a specific indication of an important milestone in your waking life. Take note of other aspects of your dream, as there may be cause for celebration in your life.
To dream of someone acknowledging one year suggests it is time to review your life and give thanks and credit to whom it is due.
Space
To see or dream that you are in space indicates that you are a very inquisitive person who enjoys seeking the truth. You form your own opinions and beliefs rather than adopting those of others.
Clock
To dream about a clock represents the significance of time, or that time may not be on your side. You may be stressing about a deadline or some other time-sensitive matter. You need to pick up the pace in life. Clocks also indicate death, especially if the clock has ceased turning. This is common among those surrounded by those with terminal conditions.
To dream that the clock is running backwards, runs concurrent with the way you feel your life is moving. You feel as though you haven't done anything important with your life or that you are currently stuck in the same place. Dreaming of a clock can also represent the human heart and how its beats are like the seconds of a clock. This would be representative of your sentimental side.
Fifty
The number fifty represents everything that is virtuous.