1. (adj)face-to-face in each other's presence "a face-to-face encounter"
2. (adverb)face-to-face within each other's presence "she met the president face-to-face"
3. (adverb)face-to-face, opposite directly facing each other
"the two photographs lay face-to-face on the table"; "lived all their lives in houses face-to-face across the street"; "they sat opposite at the table"
4. (adverb)face to face involving close contact; confronting each other
"the boy and the policeman suddenly came face-to-face at the corner"; "they spoke face to face"