unblank adjective 1verb 1forms 5 adjective1 •Not blank.When I got to the office and opened it up, I went to turn off the alarm and suddenly my mind went blank. Well, you only have thirty seconds to get "unblank." — 2001 verb1 •To restore content to something that is blank.Energy selection can be included by single-channel-analysing (SCA) the height of the prompt signal and using this output to unblank the display pulses. — 1980 formsunblanked · unblanking · unblanks · more unblank · most unblank