"Situational irony" refers to when something happens in a situation that is the opposite or contrary to what is expected or intended. It can be a surprising or unexpected twist that leads to a different outcome than anticipated. Full definition
The opening scene of Saverio Costanzo's first English language film Hungry Hearts defines the meaning of situational irony. (waytooindie.com)
I'd like to also advocate the use of this hashtag for situational irony, whenever someone goofs up big time. (sbnation.com)
The film's wittier bits indicate Anna's sense of situational irony, like when she misleads a woman at Kate's party by giving her morbidly incorrect details about her sitcom's new season. (slantmagazine.com)