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1. An emotional preoccupation
    
2. An unforeseen obstacle
   - hitch, rub, snag

1. Put a telephone receiver back in its cradle
   - ring off [Brit]
    
2. Cause to be hanging or suspended
   "hang up that picture on the wall"
   - hang
    
3. Interrupt a telephone conversation

Derived forms: hang-ups, hanging up, hangs up, hung up

Type of: break off, break short, cut short, fasten, fix, obstacle, obstruction, preoccupation, put back, replace, secure

Encyclopedia: Hang up