nightmare
🇺🇸
/ˈnaɪtmer/
🇬🇧
/ˈnaɪtmeə(r)/
noun
B2
a scary or bad dream
She had a nightmare about being lost in a dark forest.
B2
a very scary or hard experience
The traffic jam was a nightmare that made us very late.
translation
a scary or bad dream; a very scary or hard experience
Word Forms
Plural
nightmares