noun🔗ShareオールロックA pivot attached to the gunwale (outrigger in a sport boat) of a boat that supports and guides an oar, and provides a fulcrum for rowing; an oarlock (mostly US)."He carefully placed the oar into the rowlock before pushing off from the dock. "彼はドックから漕ぎ出す前に、オールをオールロックに注意深く置きました。nauticalsailingvehiclepartChat with AIVocabulary GamePractice Reading