Green’s Dictionary of Slang

lock v.1

1. (UK und.) to act as a criminal receiver.

[UK]Ordinary of Newgate Account 19 July n.p.: Loking Goods, is selling them outright to Persons who make it their Business to buy and dispose of stolen Goods.

2. (US prison) to occupy a cell.

[US]G. Milburn ‘Convicts’ Jargon’ in AS VI:6 439: lock, to, v. To occupy a cell. ‘There’s a gee who locks under me.’.
[US]J. Blake letter 2 May in Joint (1972) 50: When J.P. suggested we move out and get a two-man cell (called ‘locking’), I agreed.
[US]J. Blake letter 12 Oct. in Joint (1972) 190: Doug, the beautiful trumpet player I locked with in Raiford.
[US]Sutton & Linn Where The Money Was (2004) 239: I had got to know Tenuto because he locked in the 7 block.
[US]N. Heard House of Slammers 54: They had locked next to each other.
[US]Rayman & Blau Riker’s 90: The main guy that would lock across from me, he was one of the higher-ups in the [Latin] Kings.

3. of a pimp, to ensure a prostitute’s fidelity, emotional and economic.

[US]Hall & Adelman Gentleman of Leisure 17: My regulars – who I’ve copped and locked – that’s Sandy and Kitty and Linda – they each made around seventy-five thousand last year.

4. (US Und.) to imprison.

[US]J.B. Rubinstein City Police 398: I locked him once.
Harlem Spartans ‘Kennington Where It Started’ 🎵 Why you wanna lock my bredrin?
Central Cee ‘Fraud’ 🎵 Couldn’t believe they locked my darg, I feel it for him, and it hurt me hard.

In compounds

lockdown (n.)

1. (orig. US prison) an instance of the entire prison population being confined to the cells and deprived of exercise or association; thus as v.

[US]E. Bunker Animal Factory 45: [A strike] would bring a lockdown of everyone while the leaders were rounded up.
[US]Jackson & Christian Death Row xvi: Locked down means kept on cell restriction.
[US]S. Morgan Homeboy 180: Every P.A. in Vacaville blared over and over: ‘Lockdown, Lockdown . . . Remain standing by your bunks for count’.
[NZ]D. Looser ‘Boob Jargon’ in NZEJ 13 33: lock down n. Confinement to cell for medical reasons,'punishment, or when officers are havinl?:a staff meeting [ibid] 33: locked down adj. In prison.
[US](con. 1975–6) E. Little Steel Toes 5: For those of us on lockdown their nightly sessions break up the monotony.
[US]J. Stahl ‘Pure’ in Love Without 162: If Jesus was in lockdown, he’d turn the water into pruno.
[US]A. Steinberg Running the Books 157: You gotta love lockdowns.

2. solitary confinement.

[US]K. Scott Monster (1994) 212: With the exception of me, all the homies were taken off lockdown.

3. in a non-prison environment.

[US]N. McCall Them (2008) 13: So what honey kept you on lockdown for three whole days?
[US]J. Díaz This Is How You Lose Her 32: A lot of the Dominican girls in town were on some serious lockdown [...] these girls weren’t allowed to hang out.
[UK]A. Wheatle Crongton Knights 19: ‘You wanna keep that tongue on lockdown before the feds arrest your ass for perving’.
[US]D. Winslow ‘Broken’ in Broken 3: Jimmy was maybe seven, he and Danny were being punished by a ‘lockdown’ for some infraction.
lock-in (n.)

a session of drinking that begins after the public house or bar has officially closed for the night; also attrib.

[UK]M. Newall ‘Sir Gawayne and the Grene Knight’ in Indep. Weekend Rev. 26 Dec. 1: Many a lockke-in he hadde in Bertilak’s barre Drynking.
[UK]N. Griffiths Grits 151: Third lock-in this week. Cunts t’get out at arf bastard four in-a morn like when ther all pissed up an settled in.
[UK]Guardian 4 July 1/3: [He] allegedly held senior managment meetings during ‘lock-ins’ at the Green Dragon pub.
[Scot]A. Parks Bloody January 55: [H]im and Cowie ended up in a lock-in at the Doublet until way past midnight.
[Aus]D. Whish-Wilson I Am Already Dead 8: They wanted a lock-in drink for old times’ sake.
lockup (n.)

see separate entry.

In phrases

lock down (v.)

1. (US Und.) to imprison; to lock into a cell.

[US]T.R. Houser Central Sl. 34: locked down [...] ‘You ain’t seen me around, bro, I been locked down.’.
[US]UGK ‘Cocaine in the Back of the Ride’ 🎵 And if I’m locked down then tell that shit might go for you.
[US]A. Steinberg Running the Books 58: At 6.30 p.m. the men would be locked down in their cells, and the women would descend from the pruison tower.

2. to place in solitary confinement; in non-prison contexts, to isolate oneself.

[US]T. Willocks Green River Rising 66: He’s locked down, ain’t he?
[US]B. Coleman Rakim Told Me 32: Returning home to Queens after touring [...] they put themselves on lock-down at Chung King studios in Manhattan for three months.

3. (US) to commit oneself to course of action.

[US]‘Dutch’ ? (Pronounced Que) [ebook] I see y’ll as my nigguhs for real, and about to lock shit down.
lock in(to) (v.)

to become part of a plan, a group etc, to join.

[US]K. Brasselle Cannibals 18: The powers had committed themselves. It was locked in.
[UK]Guardian 3 Sept. 🌐 Vivendi had been looking for an outright sale of its entertainment arm but will retain 20% in the combined company. It will be locked into the stake until at least 2006.
lock off (v.)

1. (W.I.) to put a choke-hold on someone’s neck in order to immobilize and then rob them; also known as choke-and-rob.

[WI]cited in Allsopp Dict. Carib. Eng. Usage (1996).

2. (UK black) to reject or cease communication with (a partner).

[UK]G. Krauze What They Was 170: She’ll lock me off because I say I can’t meet her .
lock one’s barn door (v.)

see under barn n.2

lock up (v.)

see separate entry.