Lock, stock, and barrel

Lock, stock, and barrel is a merism used predominantly in the United Kingdom and North America, meaning "all", "total" or "everything". It derives from the effective portions of a gun: the lock, the stock, and the barrel.
History.
The term was first recorded in the letters of Sir Walter Scott in 1817, in the line "Like the High-landman's gun, she wants stock, lock, and barrel, to put her into repair." It is, however, thought that this term evolved into a popular saying some years before in England.
Common uses.
Media.
"Lock Stock & Barrel" is a book dealing with the restoration and repair of antique firearms, in two volumes.
Lock, stock, and barrel is also referenced in the title of the British crime film "Lock, Stock and Two Smoking Barrels" (1998), as well as in the TV film "Lock, Stock and Barrel" (1971).
Officer Lockstock and Officer Barrel are two characters from "Urinetown: the Musical". Another musical that used it was the animated musical "The Nightmare Before Christmas" by Tim Burton featured three infamous children, the 'Trick or Treaters' 'Lock', 'Shock' and 'Barrel'.
Politics.
Politician Mike Pence, Vice President of the United States under Donald Trump, has heavily favored the phrase since at least 2010 when urging for the repeal of Obamacare, and used the phrase extensively during and after the 2016 presidential campaign.
Music.
"Lock, Stock and Barrel" is a foxtrot written by Sammy Fain.
Joe Loss and his orchestra recorded a version in London in 1950. It was released by EMI on the His Master's Voice label as catalogue numbers BD 6070 and HE 2832.
Poetry.
The term is used by W.B. Yeats in his poem The Tower.