Green’s Dictionary of Slang

lib-beg n.

also labbig, libbage, libbedge, libbege, libberdge, libbige, libedge, libege, lyb beg, lybbeg, lyb bege
[lib v. + sfx -age; Ribton-Turner, A History of Vagrants (1887), suggests Gaelic/Erse leabadh, a bed, Manx lhiabbee, a bed]

(UK Und.) a bed, a bedroom.

[UK]Harman Caveat for Common Cursetours in Viles & Furnivall (1907) 84: In what lipken has thou liped in this darkemans, whether in a libbeg or in the strummell?
[UK]Groundworke of Conny-catching n.p.: [as cit. c.1566].
[UK]Dekker Belman of London (3rd) B4: Bene lightmans to thy quarrones: in what lipken hast thous lipped in this darkmans? whether in a libbege, or in the Strummell?
[UK]Rowlands Martin Mark-all 39: Lybbeg a bedde.
[Ire]Head Eng. Rogue I 50: Libedge, A Bed.
[Ire]Head Canting Academy (2nd edn).
[UK]R. Holme Academy of Armory Ch. iii item 68c: Canting Terms used by Beggars, Vagabonds, Cheaters, Cripples and Bedlams. [...] Libberdge, a Bed.
[UK]B.E. Dict. Canting Crew n.p.: Libbege, c. a bed.
[UK]A. Smith Lives of Most Noted Highway-men, etc. I 209: He taught his Pupil a deal of canting Words, telling him [...] Libege, a Bed.
[UK]New Canting Dict. [as cit. c.1698].
[UK]Bailey Universal Etym. Eng. Dict. [as cit. c.1698].
[UK]Canting Academy, or the Pedlar’s-French Dict. 115: Bedding Libbige.
[UK]Scoundrel’s Dict. 15: A Bed – Libbedge.
[UK]Grose Classical Dict. of the Vulgar Tongue n.p.: Libbege, a bed (cant).
[UK]H.T. Potter New Dict. Cant (1795).
[UK]G. Andrewes Dict. Sl. and Cant.
[UK]Lex. Balatronicum [as cit. 1785].
[Ire]T.C. Croker Fairy Legends and Traditions of the South of Ireland (1862) 298: We all went quietly to the labbig,* [...] Never the wink of sleep could they sleep that live-long night. (*Labbig — bed, from Leaba).
[UK]Flash Dict. in Sinks of London Laid Open 114: Libbege, a bed.
[US]Matsell Vocabulum.
[UK]R. Milward Man-Eating Typewriter 17: [T]he Gideon Bibles in your libbages have been replaced by an altogether more powerful tome.