flag up

verb

To mark for attention; to flag.

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Meanings

verbflag up (third-person singular simple present flags up, present participle flagging up, simple past and past participle flagged up)

present singular third person flags up · participle present flagging up · participle past flagged up · past flagged up

  1. transitiveTo mark for attention; to flag.
Cite this entry
APA

flag up. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/flag%20up

MLA

“flag up.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/flag%20up. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “flag up,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/flag%20up.

Source: flag up on Wiktionary, CC BY-SA 4.0.