Tha' wan is the town bike.
That woman over there that we know has such a filthy mouth for suckin on her that she could very possible such a lemon through a narrow pipe.
In the process of courting a young lady you try your luck by moving your head in the direction of her lips. This act usually occurs at the end of a social night. This may result in a "Shift" or a "slap" both of which you can "chat" to the boyz about.