Main entry: tiresome, tedious, irksome, boring, ho-hum, slow, dull, deadening, wearisome
Definition: so lacking in interest as to cause mental weariness
Usage: a boring evening with uninteresting people; the deadening effect of some routine tasks; a dull play; his competent but dull performance; a ho-hum speaker who couldn't capture their attention; what an irksome task the writing of long letters is- Edmund Burke; tedious days on the train; the tiresome chirping of a cricket- Mark Twain; other people's dreams are dreadfully wearisome