awol

n.one who is away or absent without leave

adj.

absent without permission

同义词：truant

having deserted your post or station without leave

AWOL: An Adaptive Write Optimizations Layer.
AMA and AWOL discharges: a six-year comparative study.
Predicting AWOL discharge at a community mental health centre
The AWOL tool: derivation and validation of a delirium prediction rule.
Discharges AMA and AWOL: a new "revolving door syndrome".
Going AWOL in the Brain: Mind Wandering Reduces Cortical Analysis of External Events
Predicting AWOL discharge at a community mental health center: a "split-half"validation.
The role of Administration in Assessment: AWOL, MIA or Supreme Commander?
YOUTH WHO CHRONICALLY AWOL FROM FOSTER CARE Why They Run, Where They Go, and What Can Be Done
Mechanisms in macroecology: AWOL or purloined letter? Towards a pragmatic view of mechanism