English to English
1. so lacking in interest as to cause mental weariness
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|tedious days on the train|the tiresome chirping of a cricket|other people's dreams are dreadfully wear
2. the act of drilling
3. the act of drilling a hole in the earth in the hope of producing petroleum
4. The act or process of one who, or that which, bores; as, the boring of cannon; the boring of piles and ship timbers by certain marine mollusks.