Meaning of Bat-Signal | Babel Free

Definitions

A thing which serves to attract or summon something.

idiomatic, informal

Examples

“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."”

“I honked the horn and flickered the lights as a bat signal for my mom to save me.”

CEFR level