অর্থ : Vigilant.
							উদাহরণ : 
							On guard against con artists.
							Must remain on your guard in such a situation.
							
সমার্থক : on one's guard, on your guard, upon one's guard
On guard ka meaning, vilom shabd, paryayvachi aur samanarthi shabd in Hindi. On guard ka matlab kya hota hai?