(1) The principal concern is the preposition u2018onu2019 as a signifier of contact with a surface - especially an upper surface.(2) In Saussure's theory of linguistics, the signifier is the sound and the signified is the thought.(3) They draw attention to contingent referents, the signifiers and the sign-systems that position subjects as such.(4) Social meaning and communication derive from a variety of signs and signifiers .(5) Phonology was of linguistic interest only to the extent that sound patterns functioned as signifiers .