A "nightmare experience" refers to a terrible or horrifying event or situation that causes extreme fear, stress, or suffering.
Sentences with «nightmare experience»
Many of us have had nightmare experiences with interns. (internships.com)
SOCOG representatives were pretty smug about the logistical nightmares experienced by their counterparts at the Atlanta Games. (si.com)
I love, love grasscloth, but after nightmare experience taking old wallpaper down in my house, I have tried to get my fix by buying «grasscloth like» placemats and table runners. (theinspiredroom.net)