Overbore

Quick meaning: Overbore is an adjective meaning (firearms) Such that the capacity of the burning cartridge powder is greater than the volume within the barrel.

Meaning

(firearms) Such that the capacity of the burning cartridge powder is greater than the volume within the barrel.

More Meanings

1. (firearms, transitive) To modify so that the capacity of the burning cartridge powder is greater than the volume within the barrel.
2. simple past and past participle of overbear
3. (automotive, of cylinders or the engine containing them) To bore out more than is usual for the design; especially, to bore out to a degree that pushes the limit regarding the wall thickness of the casting.

Example Sentences

The Model F engine was an overbored variation of the larger engine first applied to the Model D the previous year. This made it considerably oversquare: 5 inch bore (4.625 on the D) and 4.5 inch stroke displacing 353 cubic inches. It was rated 32.4 SAE horsepower, produced 35 at the same conditions and 40 maximum.

Word Forms

• overbores
• overboring
• overbored

Related Words

Related dictionary entries include full-bore, overbow, overage, oversufficient, overbored, overlimit.

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