For the purposes of sections 11A to 11C, inclusive, the terms ''firearm'', ''serial number'' and ''untraceable firearm'' shall have the same definitions as section 121 of chapter 140.
Mass. Gen. Laws ch. 269, § 11A
Definitions
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.