Jolly well - Idioms by The Free Dictionary
Used before a verb to emphasize that the speaker is upset, angry, or irritated. Primarily heard in UK. You jolly well knew that I have trouble trusting people, and yet you deliberately deceived me! If that's your attitude, then you can jolly well look for another job.
ˈjolly well (old-fashioned, British English) used to emphasize a statement when you are annoyed about something: If you don’t come now, you can jolly well walk home!
References in classic literature
I sometimes jolly well
think I would if I got the chance.
DOING JOLLY WELL
City of Newcastle's Will Jolly (main pic and inset) won three golds at the National Masters
He jolly well
fell overboard And by the tide was caught, Weighed down by his cash, he drowned: Jolly good, I thought.