guard
nounDefinition of guard
(Entry 1 of 2)
1
: one assigned to protect or oversee another: such as
a
: a person or a body of persons on sentinel duty
Guards were posted around the camp.
b
guards plural
: troops attached to the person of the sovereign
2a
: a defensive state or attitude
asked him out when his guard was down
b
: a defensive position (as in boxing)
3a
: the act or duty of protecting or defending
b
: the state of being protected : protection
4
: a protective or safety device
specifically
: a device for protecting a machine part or the operator of a machine
6a
: a position or player next to the center in a football line
b
: a player stationed in the backcourt in basketball
off guard
on guard
: in an unprepared or unsuspecting state
Her angry response caught me off guard.
: defensively watchful : alert
is on guard against terrorists
guard
verb
guarded;
guarding;
guards
Definition of guard (Entry 2 of 2)
1
: to protect an edge of with an ornamental border
2a
: to protect from danger especially by watchful attention : make secure
police guarding our cities
b
: to stand at the entrance of as if on guard or as a barrier
4a
: to watch over so as to prevent escape, disclosure, or indiscretion
guarded the prisoners.
b
: to attempt to prevent (an opponent) from playing effectively or scoring
: to watch by way of caution or defense : stand guard
guard against mistakes
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