characterized by enmity or ill will
- "hostile actions"
- "a hostile remark"
- "a hostile nation"
not belonging to your own country's forces or those of an ally
- "hostile naval and air forces"
- "a hostile attitude"
impossible to bring into friendly accord
- "hostile factions"
marked by features that oppose constructive treatment or development
- "not able to accomplish much in such a hostile environment"
(business) used of attempts to buy or take control of a business
- "hostile tender offer"
- "hostile takeover"