“+ adjective
: not fussy:
a. : not easily flustered : easygoing
managed the motel in an efficient, unfussy way
b. : not greatly concerned with ways and means : not particular
was quite unfussy about the choice of a restaurant
c. : not cluttered with pretentious or nonessential matters : simple , uncomplicated
keep the affair as unfussy as possible
the color pictures are just right, plain and realistic and unfussy — Harvey Breit