[1] : WordNet (r) 2.0

guard dog
     n : a dog trained to guard property syn: watchdog
see also:
watchdog 

Dog >> D Words
Dog, definition of term: Dog
dog_pag1.html

Dog Do >> D Words
Dog Do, definition of term: Dog Do
dog+do_pag1.html

Dog Ear >> D Words
Dog Ear, definition of term: Dog Ear
dog+ear_pag1.html

Devil Dog >> D Words
Devil Dog, definition of term: Devil Dog
devil+dog_pag1.html

Crossing Guard >> C Words
Crossing Guard, definition of term: Crossing Guard
crossing+guard_pag1.html

Bird Dog >> B Words
Bird Dog, definition of term: Bird Dog
bird+dog_pag1.html

Coast Guard >> C Words
Coast Guard, definition of term: Coast Guard
coast+guard_pag1.html

Color Guard >> C Words
Color Guard, definition of term: Color Guard
color+guard_pag1.html

Badger Dog >> B Words
Badger Dog, definition of term: Badger Dog
badger+dog_pag1.html