blow-in n. an outsider; a carpetbagger. (source: Double-Tongued Dictionary)
Further reading
Is there something inherent in English that makes it the linguistic equivalent of the Borg, dominating and consuming other languages in its path? No, not at all. The answer lies with politics and conquest rather than language itself. Plus: a new...
Joan from Dallas, Texas, wants to know why some people are judgmental about people who speak with a glottal stop in such words as cattle, bottle, or even glottalitself. She noted a commenter on TikTok criticizing a Scottish woman for pronouncing...
In the newspaper/magazine world, a “blow-in” is a separate sheet of advertising that is inserted between the pages of the newspaper/magazine by air pressure.
/s/ globalnomad
That’s right. It’s really too common for inclusion as a full entry here, however.