To dream of leather, denotes successful business and favorable engagements with women. You will go into lucky speculations if you dream that you are dressed in leather. Ornaments of leather, denotes faithfulness in love and to the home. Piles of leather, denotes fortune and happiness.
To deal in leather, signifies no change in the disposition of your engagements is necessary for successful accumulation of wealth.... Ten Thousand Dream Interpretation
1- At its basic meaning, and depending upon the circumstances in the dreamer’s life, leather can be associated with self image. Often it is connected with protection, and subsequently uniform.
For instance a motorcycle rider’s leather suit will make him easily identifiable, but will also protect him in all weathers. Dreams will often throw up an image that has to be considered very carefully.
2- Leather can also be connected with sadistic methods of torture, and thus can become connected with the wider issues of sexual behaviour, either ours or others which we may or may not find appropriate.
3- Self-flagellation.... Ten Thousand Dream Dictionary
Vision: Buying or selling leather: you are firmly grounded in reality and have a clear mind. Making something out of leather: a secret wish will come true, because you have worked hard for it.
Depth Psychology: Leather is a symbol of your determination and patience. But since it is an animal product, it also indicates your more “animalistic instincts,” urges, appetites, and the like. See Cow, Pig.... Dreamers Dictionary
(Suit of mail) In a dream, a leather shield means the same as a coat of mail, though providing more protection. Buying a leather shield in a dream also means getting married. (Also see Armor; Coat of mail)... Islamic Dream Interpretation