1. Move furtively
   "The lonely man skulks down the main street all day"
    
2. Lie in wait, lie in ambush, behave in a sneaky and secretive manner
   "The paparazzi skulked outside the celebrity's home";
   - lurk
    
3. Avoid responsibilities and duties, e.g., by pretending to be ill
   "He skulked away from the office claiming a headache";
   - malinger

Derived forms: skulked, skulking, skulks

Type of: conceal, fiddle, goldbrick [N. Amer, informal], hide, shirk, walk

Encyclopedia: Skulk