Cocaine 
To dream that you are doing cocaine implies that you are having problems getting in touch with your emotions and feelings. You don't want to face obligations or finish your tasks and projects. You have no motivation or determination. You need to find some verve and excitement to spice up your life.
Glacier
To dream about a glacier indicates your unemotional feelings. You are closing down your emotions.
Gondola
To dream that you are riding in a gondola represents passion, love, and dreams. Your present relationship is taking off, or some part of your life is working out well. This dream may also represent that you should travel or relax.
Gorilla
To dream that you see a gorilla indicates that you could be a bit rambunctious. You may be making up for your firm and unyielding demeanor in your waking life. This dream may also indicate your primitive instincts, your outgoing adventurousness, or some sexual energy that needs an outlet.
Gymnast
To dream of a gymnast represents intensity, poise, and flexibility. You are working towards your goals.
Hot Tub
Imagine sitting in a hot tub with steam coming out from the water beneath you. This evokes relaxation.
To dream about hot tub offers you a way out of your daily routine and stress. It brings instantaneous pleasure that belongs only to you. It can also reflect the hidden aspects of your unconscious.
Hydrant
To dream of a hydrant mostly indicates openness to a brand new start. On the other hand, dreams of a bursting fire hydrant refer to an explosion of suppressed emotions.
Such things are usually due to stress or long-term repression of feelings. Your dream may serve as a warning from your subconscious that you need to express your thoughts and emotions before it's too late.
Jaybird
To dream of a jaybird denotes performing work that is enjoyable but not productive. A jaybird that is dead is indicative of an argument or disagreement that you are having with a loved one.
Jet Ski
To dream of a jet ski represents a series of plights towards self-awareness and discovery. You are trying to explore your unconscious in a very purposeful manner. Additionally, the dream may imply sexual relationships or exploits.
Journey
To dream that you are going on a journey represents material wealth, self-awareness, and personal enrichment. The scenery you see in your journey mirrors your current emotional and psychological state.
To dream that your friends are embarking on a journey signifies unity, camaraderie, and a positive outlook for change.