ˈpu̇tˌlȯg, ˈpət- also -ˌläg noun
also put·lock -ˌläk
Etymology: putlog probably by folk etymology (influence of log ) from putlock, perhaps from put (III) + lock
: one of the short pieces of timber that directly support the flooring of a scaffold and that have one end resting on the ledger of the scaffold and the other in a hole left in the wall temporarily for the purpose