Definition of Tedious

Adjective: tedious tee-dee-us

So lacking in interest as to cause mental weariness
"tedious days on the train";
- boring, deadening, dull, ho-hum, irksome, slow, tiresome, wearisome, deadly, unamusing, draggy, mind-numbing
Using or containing too many words
"tedious speakers";
- long-winded, verbose, windy, wordy