1. (

• digressive ,
• tangential

) of superficial relevance if any; "a digressive allusion to the day of the week"; "a tangential remark" ;

2. (

• digressive ,
• discursive ,
• excursive ,
• rambling

) (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" ;