Definitions

1. noun

a gathering of people, especially soldiers, for inspection or other purposes

“The officer inspected the troops after the morning muster.”

2. verb

to gather or assemble people, especially for inspection, review, or other purposes

“The general mustered the soldiers for a surprise attack.”

3. verb

to gather or assemble a supply or equipment

“The team mustered the necessary materials for the construction project.”

4. verb

to summon or assemble people or a supply, especially for a particular purpose

“The emergency services mustered a team to respond to the disaster.”