Noun
A thing which serves to attract or summon something.
Usage- idiomatic
- Informal
- Related words
- Examples
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The power of that promise is part of why Trump's election win was like a Bat-Signal for hatemongers of all kinds.
"Have you met my mom? She's like a Bat-Signal for jerks. I'm never falling in love, Kellan. Ever. It's so stupid."
More examples (1)
I honked the horn and flickered the lights as a bat signal for my mom to save me.