From Longman Dictionary of Contemporary Englishunstuckun‧stuck /ˌʌnˈstʌk◂/ adjective → come unstuck
Examples from the Corpus
unstuck• A bit too ambitious, that lad, he'd like to see me come unstuck.• I think he'd tried to make a certain birdie but he'd really come unstuck.• Take this with you in the car on the day and you shouldn't come unstuck.• The expensive, complex hybrid will come unstuck.• Another day we nearly came unstuck altogether.• Because many skiers rely on skidding, they come unstuck in deep snow.• However, everyone comes unstuck once in a while, especially when caught unawares. 