Since EHV-1 is a common virus in horses, it is recommended that all horses be vaccinated at least once a year. For horses congregating at shows and competitions, more frequent vaccinations may be recommended.
Enfilade and defilade. Enfilade and defilade are concepts in military tactics used to describe a military formation's exposure to enemy fire. A formation or position is in enfilade if weapons fire can be directed along its longest axis.
the number of enemy killed, wounded, or captured during an operation. The term was used by Washington and Saigon as a means of measuring the progress of the war.boo-coo. bastardized French, from beaucoup, meaning much or many. boom-boom. sex. boondoggle. any military operation that hasn't been completely thought out. An operation that is absurd or useless.boonie hat.he term was used by Washington and Saigon as a means of measuring the progress of the war. boo-coo. bastardized French, from beaucoup, meaning much or many.