Definition of truants:
(adj) :
(specifically) Of a student: absent from school without permission.
(n) :
(specifically) A student who is absent from school without permission; hence (figurative), a person who shirks or wanders from business or duty.
(adj) :
Shirking or wandering from business or duty; straying; hence, idle; loitering.
(n) :
An idle or lazy person; an idler.
(v) :
(intransitive) Also used with the impersonal pronoun it (dated): to shirk or wander from business or duty; (specifically) of a student: to be absent from school without permission; to play truant.
(n) :
(obsolete) Synonym of sturdy beggar (“a person who was fit and able to work, but lived as a beggar or vagrant instead”); hence, a worthless person; a rogue, a scoundrel.