Was Daniel referred to as. grasshopper in the movie karate kid?

No, Daniel was not referred to as a "grasshopper" in "The Karate Kid." The term "grasshopper" is actually used in the series "Kung Fu," where it referred to the character Kwai Chang Caine. In "The Karate Kid," Daniel LaRusso is mentored by Mr. Miyagi, who uses different lessons and metaphors but does not call him that.