We found one dictionary that defines the word sentry dog:

Medicine (1 matching dictionary)

1. sentry dog: Medical dictionary

▸ Words similar to sentry dog ▸ Usage examples for sentry dog ▸ Idioms related to sentry dog ▸ Wikipedia articles (New!) ▸ Words that often appear near sentry dog ▸ Rhymes of sentry dog ▸ Invented words related to sentry dog