\O"ver*slaugh`\, n. [D. overslag.]
A bar in a river; as, the overslaugh in the Hudson River.
[Local, U. S.] --Bartlett.

\O`ver*slaugh"\, v. t. [D. overslaan.]
To hinder or stop, as by an overslaugh or an impediment; as,
to overslaugh a bill in a legislative body; to overslaugh a
military officer, that is, to hinder his promotion or
employment. [Local Cant, U. S.]