- Historical a long-handled tool with a ball, or bulb, at the end, used when heated to melt tar, heat liquids, etc.
- any of a genus (Caretta, family Cheloniidae) of sea turtles with a hard shell and a large headalso loggerhead turtle
- Dial. a stupid fellow; blockhead
Origin of loggerheaddialect, dialectal logger, heavy block of wood ( from log) + head
Origin of loggerhead< sense loggerhead, ? when used as a weapon