sharrow
n.— «
Providing room for bicyclists to share on the road is always preferable
to merely indicating that bicyclists may share a narrow lane. In Oakland, an appropriate application of a sharrow (shared lane arrow)
exists on a one-block section of Grand Avenue between Broadway and
Webster.
» —“San Francisco Shared Lane Pavement Marking Report” by Robert Raburn in East Bay Bicycle Coalition ebbc-talk (San Francisco, California) Mar. 12, 2004. (source: Double-Tongued Dictionary)