have good antennae(redirected from good antennae)
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have good antennae
To be very sensitive (to something); to have a keen sense of detection or perception. Likened to the antennae of (e.g.) an insect, which are extremely sensitive to environmental stimuli. The best teacher must have good antennae for any emotional difficulties their students may be going through.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.