1. [early 19C+] an impromptu bed, somewhere to sleep, not necessarily a proper bed.
2. attrib. use of sense 1.
3. a boarding house.
4. in senses of extortion or coercion [the image of shaking one’s clothes (or cell) until money falls out].
(a) [mid-19C] (US Und.) a brothel where one is liable to be robbed.
(b) [mid–late 19C] (US) a rough dance.
(c) [late 19C+] blackmail, extortion; also attrib.
(d) attrib. use of sense 3c.
(e) [1910s+] a search, either of a person, a place or one’s belongings.
(f) [1910s+] (US prison) a search, whether of a cell or of an individual prisoner.
(g) [1930s+] a payment, a bribe.
(h) attrib. use of sense 3g.
5. see throwdown n.1
[1930s+] an extortionist, a blackmailer.