单词 | on guard |
释义 | guard1 of 2noun ˈgärd 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 c British : conductor sense b 2 a : a defensive state or attitude asked him out when his guard was down b : a defensive position (as in boxing) 3 a : 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 5 archaic : precaution 6 a : a position or player next to the center in a football line b : a player stationed in the backcourt in basketball guard 2 of 2verb guarded; guarding; guards transitive verb 1 : to protect an edge of with an ornamental border 2 a : 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 c : to tend to carefully : preserve, protect guarded their privacy 3 archaic : escort 4 a : 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 intransitive verb : to watch by way of caution or defense : stand guard guard against mistakes guarder noun on guard phraseas in alert paying close attention usually for the purpose of anticipating approaching danger or opportunity Since it was hunting season, we wore brightly colored vests and remained on guard while hiking. Synonyms & Similar Words Relevance
Antonyms & Near Antonyms
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