cream your jeans
cream (one's) jeans
vulgar slang To be or become sexually aroused, or to be so overcome by excitement or delight as to resemble that state. I creamed my jeans when he came onto the stage with his shirt off. I'm creaming my jeans at the thought of going to Paris this summer.
cream your jeansexperience strong emotions of delight and excitement. informal
The expression is based on the idea of sexual excitement so overwhelmingly strong as to cause inadvertent emissions.