Quick definitions from Wiktionary (flag up)
▸ verb: (transitive) To mark for attention; to flag.
▸ Words similar to flag up
▸ Usage examples for flag up
▸ Words that often appear near flag up
▸ Rhymes of flag up
▸ Invented words related to flag up
▸ verb: (transitive) To mark for attention; to flag.
▸ Words similar to flag up
▸ Usage examples for flag up
▸ Words that often appear near flag up
▸ Rhymes of flag up
▸ Invented words related to flag up