/ɑːrmz ˈsmʌɡələʳ/ – Phrase
Definition: kẻ buôn lậu vũ khí.
A more thorough explanation: An arms smuggler is a person who engages in the illegal transportation, distribution, or trade of weapons, firearms, or other military equipment across international borders or within a country without proper authorization or in violation of laws and regulations governing the possession and transfer of such items.
Example: The defendant was charged with being an arms smuggler, accused of illegally trafficking firearms across international borders.