/sump"chooh er'ee/ , adj.
1. pertaining to, dealing with, or regulating expense or expenditure.
2. intended to regulate personal habits on moral or religious grounds.
[ 1590-1600; sumptuarius, equiv. to sumptu ( s ) spending, expense ( sum ( ere ) to take, procure (see CONSUME) + intrusive -p- + -tus suffix of v. action) + -arius -ARY ]