A word you say when you are extremely angry but your parents are nearby and you are not allowed to swear.
Meaning the same as :
-fuck
-heck
-frick
-fricken
-heckin
mum - "Is that porn on your computer?"
son - "what no its a virus"
mum - "that's it. You're grounded for a month."
son - *storms into room*
son - "ARGHHHH my mum is such a massive heckididoo'ing b - word"
When your parents are around and you can't swear.
*Parents Walk in on you having sex*
You: "OH HECKIDIDOO"
Dad: *gives you thumbs up*