hacked offˌhacked ˈoff adjective British English informal 
Thesaurus
I’m getting really hacked off about the whole thing.
ThesaurusLongman Language Activatorfeeling angry► angry
extremely annoyed: · My dad gets really angry if anyone keeps him waiting.· Stone's new book is sure to make a lot of women angry.· Hundreds of angry students gathered to protest the tuition increase.· After the programme, the TV station received hundreds of angry phone calls.angry with · Sue's still very angry with me for forgetting our anniversary.angry about · My folks were really angry about my grades.angry that · Mary's angry that we didn't save her any pizza.· Local people are angry that they weren't told about plans to expand the airport.
► mad especially American angry: · Ernie was mad because we woke him up.· Don't get mad. It was an accident.· Sheila's mad at me because I forgot to feed the cats yesterday.· Sally was mad at the children for making so much noise.mad about: · Don seems really mad about something.
► annoyed a little angry: · Sandra was very annoyed that I was late.· Mike gets annoyed if anyone goes in his room when he's out.· Professor Johnson was annoyed when I told her my paper was going to be late.annoyed with/at: · Meg was annoyed with me because I forgot to stop and buy bread on my way home.annoyed by/about: · Everyone is annoyed by the constant noise of the construction project.
► irritated a little angry and impatient about something, especially an annoying situation that you think has continued for too long: irritated with/by: · Paul was irritated with the children because he was tired.irritated at: · The teacher was clearly irritated at having his class interrupted.· Margot gets irritated if people leave dirty dishes in the sink.
► cross British a word used especially by children or to children meaning a little angry: · Mum will be cross when she finds out about the broken vase.cross with: · I'm sorry I was cross with you.
► be in a temper British to be very angry for a short time, especially when other people think you have no real reason to be: · Jeff was in a temper this morning, so I left the house as early as possible.be in a bad/foul temper: · Donna's been in a foul temper all day.
► pissed off also pissed American informal an impolite expression meaning angry, especially about something that someone has done: · I don't know why you're so pissed off -- I told you I might be late.· Darren got really pissed when I told him that.pissed off with: · Wendy's pissed off with me for not returning her call.pissed off about: · I'm really pissed off about the schedule changes - it messes everything up.pissed off at American: · Why are you pissed at him?
► frustrated a little angry and impatient because of an unpleasant or difficult situation that you feel unable to change or control: · Stacy got so frustrated that she stood up and walked out of the room.· Frustrated parents were calling the school to complain.frustrated with: · My boss is frustrated with me for coming in late.
► hacked off British /ticked off American a little angry about something that annoys you, especially something that happens a lot: · Mick was hacked off when he saw his girlfriend dancing with another guy.hacked off with: · Lee's ticked off with me for not inviting him to the party.
I’m getting really hacked off about the whole thing.