In ample natural illumination, during the daytime.(adverb)
In a blatant and publicly visible manner.(adverb)
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Use "in broad daylight" in a sentence
"In Dublin on May 6, 1882, members of a paramilitary splinter group called the Invincibles murdered them with surgical knives in broad daylight at the gates of Phoenix Park, the seat of British authority."
"My only fear was in being detected before darkness fell, for I could not make the leap in broad daylight while the court below and the avenue beyond were crowded with Zodangans."
"Cutworms in broad daylight gnawing on the tomato vines."