Definition of jump (or be thrown) in at the deep end in English:

jump (or be thrown) in at the deep end

phrase

informal
  • Face a difficult problem or undertaking with little or no preparation or prior experience.

    ‘they're thrown in at the deep end and have to develop skills quickly’
    • ‘He was thrown in at the deep end, expected to live at the residential centre he worked at along with the users who were his clients.’
    • ‘I was thrown in at the deep end and they put me on the Finance Committee.’
    • ‘I was thrown in at the deep end, I had no inclination of what was going to happen.’
    • ‘She's obviously a planner, rather than an activist like me who jumps in at the deep end.’
    • ‘In the past we've had good ideas and jumped in at the deep end.’
    • ‘With his first assignment, Weston was thrown in at the deep end.’
    • ‘A lot of players were thrown in at the deep end, me being one of them.’
    • ‘On her first job she was thrown in at the deep end when she was sent on a business trip to Northern Ireland.’
    • ‘We were thrown in at the deep end when we won a major global project with a London bank and we needed to get moving quickly.’
    • ‘I was thrown in at the deep end and I had to learn everything on my feet - it turned out very well indeed.’