truant
US /ˈtruː.ənt/
UK /ˈtruː.ənt/

1.
a student who stays away from school without permission
:
•
The school counselor called the parents of the habitual truant.
•
He was caught as a truant wandering the streets during school hours.
1.
staying away from school without permission
:
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He was often truant from school, preferring to play video games.
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Parents are urged to report any child found to be truant.
1.
stay away from school without permission
:
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Many students would truant on sunny days to go to the beach.
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He decided to truant from his afternoon classes.