Joke 
To dream that you are telling a joke implies that no one is taking your word or actions seriously. This leaves you feeling frustrated. On the other hand, it is possible that you are purposely not taking an issue seriously.
To hear a joke in your dream denotes something useless and outrageous. This may also mean a respite from chaos and problems that has been bothering you for some time.
Joker
A joker in a dream represents the devious side of your personality. In a dream the joker might lure you into actions which in your daily life would be taboo or dangerous.
Jig
To dream of dancing a jig indicates joy.
To dream of using a jig in carpentry represents a connection to working with your hands. Alternatively, a jig in a dream may refer to the pun; the jig is up, indicating an insecurity about a secret.
Lark
To dream of larks flying represents ambitious plans and goals. If the larks fall during flight, then it suggests that you will be faced with misery despite your current easy and joyful state.
To hear larks singing predicts business success. You will be delighted in a change of environment.
To dream that you see a wounded or dead lark denotes grief and sorrow.
To dream that you kill a lark bids an end to your pure and blameless nature as a result of giving in to passion, desires, and temptations.
Clown
To dream of a clown represents your sense of humor, silliness, and fun-loving personality. The emotions that the clown conveys mirror your own. Whatever it is expressing will lead you through your own feelings. The actions of the clown represent your spontaneous and outgoing personality. It may also imply that you are being too careless and impulsive.
If you have a fear or phobia of clowns, the clown may symbolize an unknown figure who may want to hurt you in some way. This may be someone who is taking advantage of you or not showing you their true self.
Jester
To dream of a jester signifies mundane things and passing fancies which might cause you to pay little attention to important and pressing matters.
Comedian
To dream of a comedian implies that you should be less serious and try to have more fun in your life. Issues in your life may be overwhelming you right now and you are seeking a way to relieve the stress. Lighten up, be more spontaneous, and learn how to enjoy your life.
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