digressive

Adjective (2)

1. of superficial relevance if any“a digressive allusion to the day of the week”“a tangential remark”Synonyms: tangential
2. (of e.g. speech and writing) tending to depart from the main point or cover a wide range of subjects“amusingly digressive with satirical thrusts at women's fashions among other things”“a rambling discursive book”“his excursive remarks”“a rambling speech about this and that”Synonyms: discursiveexcursiverambling