Definition of On guard

1. Adjective. Vigilant. "Must remain on your guard in such a situation"

Exact synonyms: On One's Guard, On Your Guard, Upon One's Guard
Similar to: Wary

Definition of On guard

1. Adjective. (fencing) The starting position of a fencing bout; en garde. ¹

2. Adjective. vigilant, alert ¹

¹ Source: wiktionary.com

Lexicographical Neighbors of On Guard

on drugs
on duty
on duty(p)
on earth
on edge
on end
on faith
on file
on film
on fire
on fire(p)
on firecall
on first name terms
on foot
on good terms with
on guard (current term)
on hand
on hand(p)
on heat
on her own(p)
on high
on his own(p)
on hold
on ice
on impulse
on it
on its merits
on land
on leave
on leg

Literary usage of On guard

Below you will find example usage of this term as found in modern and/or classical literature:

1. Roughing It by Mark Twain (2001)
"They were finished swimmers and divers, and en- on guard. joyed themselves to the last degree. They swam races, splashed and ducked and tumbled each other ..."

2. The Catholic Encyclopedia: An International Work of Reference on the by Charles George Herbermann, Edward Aloysius Pace, Condé Bénoist Pallen, Thomas Joseph Shahan, John Joseph Wynne (1913)
"The United eluding the British man-of-war " Roebuck " on guard Congress, 27 March, 1794. Six captains were ap- in Delaware Bay, and on 7 April fell in with ..."

3. A General Collection of the Best and Most Interesting Voyages and Travels in by John Pinkerton (1811)
"... At ten of the clock at night, the officer on guard in the outer court locked our gate, ... on guard ..."

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