PUTLOG

Etymology

Noun

putlog (plural putlogs)

(architecture) One of the short pieces of timber on which the planks forming the floor of a scaffold are laid, one end resting on the ledger of the scaffold, and the other in a hole left in the wall temporarily for the purpose.

Source: Wiktionary

Put"log`, n. (Arch.)

Definition: One of the short pieces of timber on which the planks forming the floor of a scaffold are laid, -- one end resting on the ledger of the scaffold, and the other in a hole left in the wall temporarily for the purpose. Oxf. Gloss.

Source: Webster’s Unabridged Dictionary 1913 Edition