We have no meanings for "keen observer" in our records yet.
1 At the same time he was a keen observer of passing events.
2 But I am a keen observer of faces, and yours struck me.
3 The movement was not lost on the keen observer of character.
4 Being a keen observer , he noticed many small, round holes in the logs.
5 The owner of the show had been a keen observer of these preparations.
6 Other things equal, it is the keen observer who gets ahead.
7 Grant is a keen observer of how bizarre tactics of assimilation can become.
8 Borrowdean, always a keen observer of trifles, noticed the change in Mannering's face.
9 He was at times a keen observer of nature and again not, apparently.
10 This any keen observer , who need not necessarily be an expert, could see.
11 She was, besides, a keen observer who had studied much, but seen more.
12 Trifles light as air suggest to the keen observer the solution of mighty problems.
13 Then, in the third place, Bonaparte was a keen observer and a clever critic.
14 A keen observer needed no further explanation of the scene.
15 A young man in love is not a keen observer .
16 I am a keen observer and rarely miss such things.
Other examples for "keen observer"
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This collocation consists of: Keen observer through the time
Keen observer across language varieties