eyebrow flash

eyebrow flash2016-11-23T13:05:56+00:00

eyebrow flash


Definition An unconscious signal consisting of an upward flinch of the eyebrows lasting about 0.2 seconds.

Comment The eyebrow flash is regarded as a universal nonverbal greeting for individuals wishing to approach people they recognise in preparation for social contact.

Synonym Eyebrow flinch 

References http://en.wikipedia.org/wiki/Eyebrow_flash



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