[f. TIER sb.1 or v.1 + -ER1.] a. Naut. One who stows the cable in the tier: see TIER sb.1 2 b. b. One who arranges anything in tiers.
1825. H. B. Gascoigne, Nav. Fame, 48. Hard work the Tierers in the Tier below, The sturdy Cable in true coils to Stow.
1891. Cent. Dict., Tierer.