raise red flags

Fetched 2026-10-26 (cache).

Datamuse reports no synonyms or antonyms for this word.

Verb

1. {{lb|en|figuratively|informal}} To [[serve]] as a [[sign]] or [[signal]] [[indicate|indicating]] [[potential]] [[danger]] or [[trouble]].

Source: Wiktionary · CC BY-SA 4.0 (Wiktionary dump) · cached copy, not a rewrite.