Head on assault, the result death by the bulk

from GZA (Ft. Killah Priest) – Beneath the Surface Lyrics on Rap Genius

Meaning

He is reffering to a group that attack with full force and were killed in the process. This could be a connotative reference to African Zulus that fought British Armies but were killed by guns in the zulu war

If you want to know more about the Zulu wars watch the following
http://www.youtube.com/watch?v=93IF71ygTB4

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