head, every man, poll, skull

Boyd’s Bible Dictionary:

(head). The head (Num. 3:47). To cut the hair (2 Sam. 14:26).

“Poll” From Concise Bible Dictionary:

The skull or head, but used to express a person (Num. 1:2-22; Num. 3:47; 1 Chron. 23:3,24).

“Poll, To” From Concise Bible Dictionary:

To cut the hair of the head (2 Sam. 14:26; Ezek. 44:20; Ezek. 1:16).

Strong’s Dictionary of Hebrew Words:

Number:
1538 (find all occurrences in KJV Bible)
Transliteration:
gulgoleth
Phonic:
gul-go’-leth
Meaning:
by reduplication from 1556; a skull (as round); by implication, a head (in enumeration of persons)
KJV Usage:
head, every man, poll, skull