dogpile
/ˈdɒɡ pʌɪl/noun
RareNot in standard dictionaries
1
A disorderly pile of people formed by jumping upon a victim.
2
Any similarly disorderly pile of people or things.
3
A pile of dog excrement.
4
The situation where many participants attack the same user (on a discussion forum or similar).
5
A cache stampede.
#colloquial#internet