I digress

[Tina]

To [deviate] from the original topic of conversation, to go off topic. Typically one says this phrase when they realized they have [gone off] topic and decide to return to the [original] point.

Another definition is to return to an original point.

[Zipporah Schumaker]

To [deviate] from the original topic of conversation, to go off topic. Typically one says this phrase when they realized they have [gone off] topic and decide to return to the [original] point.

Another definition is to return to an original point.