cream in one’s pants
cream in (one's) pants
vulgar slang To ejaculate in one's pants. I bet you cream in your pants just reading Playboy!
cream (in) one’s pantsand cream one’s jeans
in. [for a male] to ejaculate in his pants from excessive sexual excitement. (Usually objectionable.) She makes me want to cream my pants. The kid creamed his jeans in the nudie movie.