raise some eyebrows
raise (some/a few) eyebrows
To elicit shock, surprise, or offense, typically through unconventional actions or words. The phrase typically suggests negative attention or judgment. Her irreverent chatter during the ceremony raised eyebrows. My best friend's pink hair definitely raised a few eyebrows at our very strict school.
raise some eyebrowsand raise a few eyebrows
Fig. to shock or surprise people mildly (by doing or saying something). (Some can be replaced with a few, someone's, a lot of, etc.) What you just said may raise some eyebrows, but it shouldn't make anyone really angry. John's sudden marriage to Ann raised a few eyebrows.