(LUCKY) [adjective] -ier, -iest [informal] - unfairly luckyHe wasn't even trying to score - the ball just bounced off the jammy beggar's/bastard's head into the goal.What a jammy shot!See also jammy at jam (FOOD).
JAMMY
Meaning of JAMMY in English
Cambridge English vocab. Кембриджский английский словарь. 2012