English to English
1. Frightful, shocking, or offensive to the eyes; dreadful to behold; as, a hideous monster; hideous looks.
2. grossly offensive to decency or morality; causing horror
subjected to outrageous cruelty|a hideous pattern of injustice|horrific conditions in the mining industry
3. so extremely ugly as to be terrifying
a hideous scar|a repulsive mask