nuts and bolts


noun

the essential or basic aspects: to learn the nuts and bolts of a new job.

Origin of nuts and bolts

First recorded in 1955–60
Related formsnuts-and-bolts, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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British Dictionary definitions for nuts and bolts

nuts and bolts

pl n

informal the essential or practical details

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012