USA HISTORY

Detailed explanation-1: -muster. 2 of 2 noun. : an act of assembling. especially : a formal military inspection or drill. : an assembled group : collection.

Detailed explanation-2: -Definitions of assembling. the act of gathering something together. synonyms: aggregation, collecting, collection.

Detailed explanation-3: -Definitions of muster call. a call of the names of personnel at a military assembly. type of: roll call.

Detailed explanation-4: -The term muster means the process or event of accounting for members in a military unit. This practice of inspections led to the coining of the English idiom pass muster, meaning being sufficient. When a unit is created, it is “mustered in” and when it is disbanded, it is “mustered out".

Detailed explanation-5: -[+ object] : to work hard to find or get (courage, support, etc.) They pushed the car with all the strength they could muster. He finally mustered (up) the courage to ask her on a date. The country’s leaders have been trying to muster (up) support for the war.