Salty liquid drop (4)

I believe the answer is:

tear

(Other definitions for tear that I've seen before include "Come apart" , "Rip - eye moisture" , "Rip or lacerate" , "It's secreted by the lachrymal gland" , "A globule of eye moisture" .)

I've seen this clue in The Guardian.

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.