Л-92

НА ЛИЦЕ НАПИСАНО у кого or чьём coll subj-compl with бытье ( subj: usu. a clause or abstr , often это, всё) usu. this form, but pl and other genders can be used usu. pres or past more often this WO) sth. usu. a person's feelings, intentions, character type etc) is clearly visible from the person's facial expression: у X-a это на лице написано = irb written all over X's face.

Они переглядывались между собой, когда к ним подкатил шпик (на лице которого было написано, что он шпик) и спросил, кого хоронят (Войнович 4). They exchanged glances again when they were approached by a spy (it was written all over his face) who asked them whose funeral it was (4a).