Stuck On Meaning

Example : 1899, Frank Norris, McTeague, ch. 1:  McTeague had a vague idea that Marcus Schouler was stuck on his cousin Trina. They "kept company" a good deal.1914, Jack London, Mutiny of the Elsinore, ch. 49:  "You ain't a mush-head, you've got a girl there that's stuck on you. It's about time you think of her."1960 May 9, "Sport: The Angry Whales," Time:  Said Nieder: "I consider O'Brien conceited and stuck on himself."1918, Willa Cather, The Song of the Lark, part 3, ch. 4:  "I'm stuck on the way you sing that Grieg song," he declared.2007, Kate Morgenroth, They Did It with Love, ISBN 9780452288973, p. 144 (Google books):  "I'm doing today's crossword puzzle, and I'm stuck on this one clue."