Possible Interpretations and Origins:
* "Guts and Garters": This phrase, while not referring to courage, is an older expression that means "the whole thing" or "completely." It originated in the Victorian era, likely as a humorous way to emphasize the entirety of something.
* "Gutsy" and "Garters": It's possible that the phrase is a combination of "gutsy" (meaning courageous) and the word "garters," perhaps referencing the Victorian practice of wearing garters for holding up stockings. This would imply a connection to confidence and self-assurance.
* Regional Slang: The phrase might be a local slang term with a specific meaning or origin in a particular community or region.
Further Research:
If you have any context for where you encountered this phrase, it might be easier to pinpoint its meaning and origin. For example, knowing the region, time period, or specific speaker could help narrow down the possibilities.
In the absence of more information, it's difficult to say for sure what the origin of "guts for garters" might be.