A robot, especially one made with some physical resemblance to a human.(noun)
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Use "droid" in a sentence
"It appears as though your dictation droid is a 'malfunctioning little twerp', as it has left a typo on your most recent post."
"“Commemorating the 30th anniversary of the original iconic Star Wars film, this replica of the headstrong astromech droid is a full-function, 628 x 528 pixel web camera that wirelessly transmits real-time video and audio to a computer, and has worldwide remote access capabilities, allowing you to control R2-D2’s movements and access the web camera from a laptop or a PC anywhere in the world.”"
"From what I've seen so far, the droid is a killer concept, a killer look with killer functionality."