Whisper pants
A usually enjoyable visual, apparent when a women is wearing very tight trousers... you can see the lips move, but you can't hear what they are saying.
Did you get a glimpse of that babe's whisper pants
pants whisperer
farty person; flatulator (see Tags below)
Charlie took pride in his skills as a prodigious pants whisperer; and indeed, his emissions seldom exceeded the volume of a stage whisper.