(idiomatic) To fall into the wrong hands.

(idiomatic) To become the possession of, or be discovered by, an unfriendly third party.

Misconstruction of bark up the wrong tree

(born) illegitimately, outside of wedlock

To manage something badly.

To support something or someone unsuccessful.

A driver who drives in the unpermitted direction, particularly on a highway.

Synonym of back the wrong horse

Synonym of back the wrong horse

(idiomatic, informal) to treat someone badly or unfairly