The most common and most likely answer to this crossword clue is the 7 letter word NASTIES
I've seen this crossword clue in The Times
N
A
S
T
I
E
S
Buddy explains!
The straight part
We know that "horrific videos?" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case horrific videos? = nasties.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does NASTIES mean?
NASTIES noun- Something nasty.
- (preceded by "the") Sexual intercourse.
- A video nasty.