Longman Dictionary of Contemporary English - bore

~1 the past tense of bear1 ~2 v 1 to make someone feel bored, especially by talking too much about something they are not interested in  (I'm sorry I spoke for so long - I hope I didn't bore you. | bore sb with)  (My father's always boring us with his stories about the war. | bore sb to death/tears (=make them very bored)) 2 to make a deep round hole in a hard surface + through/into  (To build the tunnel they had to bore through solid rock.) 3 I + into if someone's eyes bore into you, they look at you in a way that makes you feel uncomfortable ~3 n 1 someone who is boring, especially because they talk too much about themselves  (He was something of a bore - going on about his charity work all evening. | soccer/photography etc bore (=someone who talks too much about photography etc)) 2 something that you have to do but do not want to do  (Doing housework is a real bore.) 3 12-bore/small bore etc the measurement of the size of the inside of a gun barrel1 (3) 4 a borehole