(of a part of the body) having or covered in scabs

the pads he wore didn't protect his scabbed knees

become encrusted or covered with a scab or scabs

I had a cut on my arm that had scabbed over

the wound had barely begun to scab, let alone heal

refuse to strike or join a trade union, or take the place of a striking worker

two inspectors who scabbed on the last strike were out this week

scrounge

she tried to scab a fag off me