In default of something

Pro Tip 1/3

Expectation Absence

Use when expected action or thing doesn't happen or exist, indicating a fallback situation.

In default of expert advice, we relied on our intuition.

Pro Tip 2/3

Implied Necessity

Suggests that there's a necessary condition missing, often requiring an alternative solution.

In default of sufficient funds, the trip was canceled.

Pro Tip 3/3

Plan B Scenario

Implies a secondary plan or action is in place when the primary one fails or doesn't occur.

In default of the main speaker, John will give the lecture.