Wordnet 3.0
NOUN (1)
1.
someone who works (or provides workers) during a strike;
[syn: scab, strikebreaker, blackleg, rat]
WordNet (r) 3.0 (2006):
strikebreaker
n 1: someone who works (or provides workers) during a strike
[syn: scab, strikebreaker, blackleg, rat]