bore

US /bɔːr/
UK /bɔːr/
"bore" picture
1.

make (a hole) in something with a tool or by digging

:
The carpenter used a drill to bore a hole in the wood.
Miners bore deep into the earth to extract minerals.
2.

make (someone) feel tired and uninterested by being dull

:
His long, rambling speech began to bore the audience.
I hope I'm not boring you with all these details.
1.

a dull, tiresome, or uninteresting person or thing

:
He's such a bore; all he talks about is his stamp collection.
The lecture was a complete bore.
2.

the internal diameter of a gun barrel or other tube

:
The rifle has a smooth bore.
The engine's cylinder bore was worn.