adj.
1.characterized by enmity or ill will
2.not belonging to your own country's forces or those of an ally
3.very unfriendly
4.impossible to bring into friendly accord
5.very unfavorable to life or growth
6.marked by features that oppose constructive treatment or development
7.used of attempts to buy or take control of a business
Idiom of the Day
rise to the occasion
to meet the challenge of something
Our teacher rose to the occasion and gave a very good speech at the banquet.