[un.do] vb -did ; -done ; -do.ing vt (bef. 12c) 1: to open or loose by releasing a fastening
2: to make of no effect or as if not done: make null: reverse 3 a: to ruin the worldly means, reputation, or hopes of b: to disturb the composure of: upset "she's come undone" c: seduce 3 ~ vi: to come open or apart -- un.do.er n