A high-pitched noise, directed at any non-ugly dog within view of the doggy-voicer. Consists of: shrill "Oooo da dogeeeeeee" and variations, low "ohhh"'s, squeaks, the word "puppy" shouted repeatedly, and miscellaneous indescribable noises that are typically loud enough to hear from at least ten feet away.
"MY EARS!!!!" "That's what happens when you hear the doggy voice."
Any extraterrestrial, most likely with some level of insanity and/or psychotic tendencies, that poses as the sister of any legitimate human. May emit, at any volume, the following: doggy voice, shrill sounds, nonsensical words, sudden shouts, low hissing sounds, extremely bad whistling, or other bizarre noises.
"Why is my little sister so annoying?" "She's probably an alien psycho sister."