Wordnet 3.0
NOUN (2)
1.
someone who quits school before graduation;
2.
someone who withdraws from a social group or environment;
WordNet (r) 3.0 (2006):
dropout
n 1: someone who quits school before graduation
2: someone who withdraws from a social group or environment
Moby Thesaurus II by Grady Ward, 1.0:
19 Moby Thesaurus words for "dropout":
Bohemian, beatnik, deviant, dissenter, flower child, freak,
heretic, hippie, maverick, misfit, nonconformist, nonjuror,
original, sectarian, sectary, swinger, ugly duckling, unconformist,
yippie