cha.shal describes those left weak and trailing behind during an attack.

The attested use describes persons who are weak and left at the rear of a traveling group, where they become the ones cut off in an attack.

1. Weak stragglers at the rear · dominant

   In Deuteronomy 25:18, the Niphal masculine plural participle identifies those at the rear whom the attacker cut off while the group was faint and weary; the APB renders the clause "cut off all the stragglers at your rear."

   Deuteronomy 25:18

In the Anselm Project Bible: In Deuteronomy 25:18, the APB presents the group as "the stragglers at your rear" in the account of an attack. This rendering is treated as confirmation of the clause rather than a precise lexical equivalent.