Verb
get down to bedrock (third-person singular simple present gets down to bedrock, present participle getting down to bedrock, simple past got down to bedrock, past participle gotten down to bedrock or got down to bedrock)
(idiomatic) Synonym of get down to brass tacks
The only society I like is rough and tough, and the tougher the better. There's where you get down to bedrock and meet human people. Robert W. Service