(computer security) A method used to crack the password of a touchscreen device by analysing the oily smears left on the device's screen by the user's fingers.

(hematology) cell remnant, most often seen with abnormally fragile lymphocytes in afflictions such as chronic lymphocytic leukemia (CLL), but also occurring in degenerating samples

plural of smudge attack

plural of smudge cell

A disease of the onion caused by the fungus Colletotrichum circinans which causes black concentric rings or smutty spots on the outer scales of the bulb, or rot in the fleshy leaves inside.