meretricious (mer-<<schwa>>-trish-<<schwa>>s), adj.1. Involving prostitution < a meretricious encounter>.2. (Of a romantic relationship) involving either unlawful sexual connection or lack of capacity on the part of one party <a meretricious marriage>.3. Superficially attractive but fake nonetheless; alluring by false show <meretricious advertising claims>.
[Blacks Law 8th]