1. An unfortunate state resulting from unfavourable outcomes
   - misfortune, tough luck, ill luck 
2. An unpredictable outcome that is unfortunate
   "if I didn't have bad luck I wouldn't have any luck at all"
   - mischance, mishap 
3. Unnecessary and unforeseen trouble resulting from an unfortunate event
   - misfortune

Type of: chance, circumstances, destiny, fate, fortune, hazard, lot, luck, portion, trouble

Antonym: good luck

Encyclopedia: Bad luck

• sheepshead
• sheepshead porgy
• sheepshearing
• sheepskin
• sheepskin coat
• sheepwalk
• sheer
• sheesh
• sheesha
• sheet
• sheet anchor
• sheet bend
• sheet glass
• sheet iron
• sheet lighting
• sheet metal
• sheet music
• sheet of paper
• sheet pile
• sheet piling
• sheet web
• sheet-metal work
• sheeting
• sheetlike
• Sheetrock