backbore

Fetched 2026-10-26 (cache).

Synonyms: backbone, backfire, backbite, backburn, backword, backshore, back bone, backbar, back-bone, backboard, backhoe, blackmore

Antonyms: backbone, backfire, backbite, backburn, backword, backshore, back bone, backbar, back-bone, backboard, backhoe, blackmore

Related words from Datamuse; suggestions, not definitions.

Noun

1. The section between the [[throat]] and [[shank]] of the [[mouthpiece]] of a [[brass instrument]].

Verb

1. {{lb|en|firearms|transitive}} To modify (a weapon's [[barrel]]) so as to increase the [[bore]] [[diameter]].
2. {{lb|en|machining}} To [[bore#Verb|bore]] from the [[backside]] of a [[workpiece]] by using a [[boring#Noun|boring]] tool that passes through one or more through holes<!--versus a blind hole-->, deploys a cutting edge (or receives it by manual insertion from an operator), bores a feature on the far side, retracts the cutting edge (or has it removed), and then retreats back through the hole (toward the tool's origin).

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.