1. Any organization whose responsibility it is to defend against something
   "police are the major line of defence against crime"
   - line of defense [US] 
2. Defensive structure consisting of a barrier that can be employed for defence against attack
   - line of defense [US]

Derived forms: lines of defence

Type of: defence [Brit, Cdn], defense [US], defensive structure, organisation [Brit], organization

• cut into
• cut it out
• cut lunch
• cut no ice
• cut of beef
• cut of lamb
• cut of meat
• cut of mutton
• cut of pork
• cut of veal
• cut short
• cut the mustard
• cut through
• cut to
• cut to ribbons
• cut to the chase
• cut-and-dried
• cut-and-dry
• cut-and-paste
• cut-and-thrust
• cut-price
• cut-rate
• cut-rate sale
• cut-up
• cutaneal