Barking up the right tree
Meaning
Pursuing the correct idea or person.
Usage
Used to encourage someone who is on track.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Hunting dogs barking at actual prey trees.
Variant of the earlier 'wrong tree' phrase.