Definition of dosses:
(v) :
(intransitive, British and Ireland) To avoid work, shirk, etc.
(n) :
(slang, British and Ireland) The avoidance of work.
(v) :
(intransitive, British, Australia, slang) To sleep, especially in the open or in a makeshift bed, commonly in a derelict building because one is homeless.
(n) :
(slang, British and Ireland) An easy piece of work.
(n) :
(slang, dated, British and Ireland) A place to sleep in; a bed.
(n) :
(slang, dated, British and Ireland, by extension) Sleep.