e/Killer (philately)

Information
has gloss	eng: In philately a killer is a particularly heavy type of handstamp used to cancel postage stamps. Such handstamps may also be known as obliterators as the mark applied often obscures almost the whole of the stamp.
lexicalization	eng: killer
instance of	(noun) a cancellation mark stamped on mail by postal officials; indicates the post office and date of mailing postmark

Media
media:img	Stamp Malta.png