sokaiya
Concise Oxford English Dictionary © 2008 Oxford University Press:
sokaiya /ˈsəʊkʌɪjə/
▶noun (pl. same) a shareholder in a Japanese company who tries to extort money by threatening to cause trouble at a shareholders' meeting.
– origin Japanese, from sōkai ‘meeting’ + -ya ‘dealer’.
'sokaiya' also found in these Oxford entries:

