OrlonPronunciation: /ˈɔːlɒn/Definition of Orlon noun [mass noun] trademark a synthetic acrylic fibre used for textiles and knitwear, or a fabric made from it: [as modifier]:tight-fitting Orlon sweatersOrigin: 1950s: invented word, on the pattern of nylonOrlon in other Oxford dictionaries Definition of Orlon in the US English dictionary