The phrase "beady eyes" refers to small, shiny, and sharp-looking eyes, usually associated with a person or animal who is observant, cunning, or suspicious. Full definition
For now, potential future leadership candidates are still keeping beady eyes on the ultimate prize, courting conference delegates with private phone calls and dolling out advice to thinktank types sniffing aroundparliamentary seats. (totalpolitics.com)
No, I am not referring to the small, furry mammal with beady eyes, although I imagine the editor would expect me to ingest such vermin. (fieryfoodscentral.com)
While Isis was scanning the continental slope at a depth of 1100 meters late at night on 25 January, a pair of beady eyes stared back in the video screen onboard the Ross. (sciencemag.org)