be written all over your face

be written all over (one's) face

Of one's emotions or inner thoughts, to be evident by one's facial expression. Jenny said she wasn't scared before we went into the haunted house, but terror was written all over her face. John said nothing, but his response was written all over his face.See also: all, face, over, written

be (or have something) written all over your face

used to convey that the presence of a particular quality or feeling is clearly revealed by a person's expression. informalSee also: all, face, over, written