#jsf

What does "jsf" mean?
jetblueSoFly, JaySwervinFitness, JapaneseSteakhouseFlow, JapaneseStreetFashion, JetSkiFun, JtmSiFort, JohnSankeyFabric, JetSetFranklin, JenniSteeleFDN, JeSuisFaible, JerusalemStreetFood, JodySteelFan, JaffinhaSeFormou, jasmin_show_fashion, JanganSalahFokus, JoeStonesFit, JuntosSomosFortes, JamesSawyerFord, JamiesSuperFood, JakclothSummerFest2016, JustinesSecondFeature, JaSeFlakam, JaiSlayFACE, JuntosSomandoForças, janganSalahFaham, JesseSetaroFitness, JordanSpiethFan, JbsSoulFood, JaSeForam13, JackySongkranFest2016