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Use "honker" in a sentence
"When traffic lights turn green, it takes a few seconds for the car to pick-up, but hardly half a second need pass when the 'honker' makes himself / herself known to all and sundry."
"Scientists have determined that this electrical sensing equipment ends up wired to the part of the brain that processes visual information ... in other words, platypusses literally see with their honker (that is, "visual" images appear to them)."
"Not perfectly—there are other issues, like Vitamin D deficiency, a maniac cat who jumps on me at 4:00 in the morning, and 6:00 a.m. horn honker outside who in the most loving and nonviolent way needs to be shot—but better."