Get a foot in the door
Meaning
Secure an initial opportunity that may lead to more.
Usage
Used for early breakthroughs or introductions.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Door imagery suggests the first step prevents closing opportunities.
American business speak adopted the phrase during the 20th century.