Definition of labors:
(n) :
(Australian politics, informal) The Australian Labor Party.
(n) :
A surname from French.
(n) :
(chiefly American spelling) Alternative spelling of labour. [An effort expended on a particular task; toil, work.]
(v) :
(chiefly American spelling) Alternative spelling of labour. [(intransitive) To toil, to work.]
(n) :
(UK politics, American spelling, Australian spelling) Misspelling of Labour, a UK political party.