You searched for: “s v
sub verbo (voce); s.v. (Latin)
Translation: "Under the word [title]."

A term used in cross references in dictionaries, encyclopedias, indexes, etc.

sub vi; s.v.
Under compulsion.

A person who is forced to sign a confession, might want to try to write s.v. after his name to indicate that he did so against his will.