blank adj.
1 with nothing written, recorded, etc. on
VERBS be | go The screen's gone blank. | remain | leave sth I left the third column blank.
ADV. completely, entirely
2 without emotion/interest/understanding
VERBS be, look Gina looked blank; then understanding dawned. | go What if my mind goes completely blank with panic? | remain
ADV. completely | studiously His expression remained studiously blank.