Crossword Genius

Obsessive expert (4)

Ross

I believe the answer is:

nerd

(Other definitions for nerd that I've seen before include "Boringly studious person" , "Technical expert" , "Sort of chap" , "Foolish or annoying person" , "Socially inept but knowledgeable person" .)

I've seen this clue in the Newsday.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free. Check out my app or learn more about the Crossword Genius project.