sini noun English. Motion picture, movie. verb English. Films a motion picture. sinian noun English. A theater where motion pictures are shown. Example sentence: Subanen. Ditu Sambuangga, kali' metutung su sinian, melauni getaw mipeduma metutung, pu' nda' mekegua'. English. When the theatre burned down there in Zamboanga, many people were caught inside. They were burned too, because they couldn't get out. c.f. bidyu