1
dubious tale;cock-and-bull story;questionable information
See also:
眉唾物 (まゆつばもの)
その男が、自分は百万長者だとあのきれいな女の子にいったことはまるっきり眉唾だった。
The man's statement to the pretty girl that he was a millionaire was all eye-wash.
2
taking care not to be fooled
Other forms
眉つば 【まゆつば】