muster in

Enlist in military service. For example, They were mustered in at Fort Dix. The antonym is muster out, meaning "to leave or be discharged from military service," as in He was mustered out and given a dishonorable discharge. [First half of 1800s]

muster in

1. To enlist someone in military service. Used chiefly in the passive: Once the men were mustered in, they got their heads shaved.

2. To enlist in military service: In the US, you can't officially muster in until you're 18 years old.

Common Names:

Name	Pronounced	Usage
Hrafn	-	Icelandic, Ancient Scandinavian
Winston	WIN-stən	English
Dunstan	DUN-stən (English)	English (Rare), Anglo-Saxon
Trecia	-	English (Rare)
Shania	shə-NIE-ə	English (Modern)
Theophilos	-	Ancient Greek