To dream of new blue jeans implies a well-earned reward and rest may be impending.
To dream of squeezing into jeans suggests an uncomfortable encounter with a casual acquaintance. Depending on the emotion/focus within the dream, it could possibly indicate body image issues that need to be addressed.
To dream of trousers signifies that you will be tricked into participating in an illegal activity.
To dream that you put on your trousers the wrong way means you have a penchant for oddness and peculiarity.
To dream of pants implies your tendency to be ambivalent in some circumstances. Try to recall and consider the material and color of the pants as this will provided added significance to the meaning. Wearing velvet pants in your dream shows your sensual side.
To dream of denim shows a secret desire to throw off your shackles and go 'anti-establishment' for a while. It may be time in your life to question the programming, value systems and beliefs that until now you have always felt sure of. Find out what you truly believe, as a dream of denim shows great support from your unconscious.