Х15
ПОДЖИМАТЬ/ПОДЖАТЬ (ПРИЖИМАТЬ/ ПРИЖАТЬ, ПОДВЁРТЫВАТЬ/ПОДВЕРНУТЬ, ОПУСКАТЬ/ОПУСТИТЬ) ХВОСТ (ХВОСТЫ) all
highly collVPsubj:
human to retreat, surrender, give up one's course of action because one experiences a loss of self-confidence, apprehension, humiliation
etc (often in circumstances when one encounters strong, unexpected opposition, when one suddenly becomes afraid of the possible consequences of one's actions
etc)
X поджал хвост - X tucked (stuck, went away with etc) his tail between his legs.