We found 2 dictionaries that define the word countersinker:

General (2 matching dictionaries)

1. countersinker: Merriam-Webster
2. countersinker: Wiktionary

Definitions from Wiktionary (countersinker) ▸ noun:  A device that countersinks. ▸ Words similar to countersinker ▸ Usage examples for countersinker ▸ Idioms related to countersinker ▸ Wikipedia articles (New!) ▸ Popular adjectives describing countersinker ▸ Words that often appear near countersinker ▸ Rhymes of countersinker ▸ Invented words related to countersinker