eyelash

eyelash /ˈaɪˌlæʃ/ noun
plural eyelashes
eyelash
/ˈaɪˌlæʃ/
noun
plural eyelashes
Britannica Dictionary definition of EYELASH
[count]
: any one of the hairs that grow along the top of the eyelid
— see picture at eye

not bat an eyelash

— see 4bat