Colloquial for making a serious mistake or doing something completely wrong and badly.
example
Ich habe die Prüfung total verbockt, weil ich die wichtigste Frage vergessen habe.
I totally messed up the exam because I forgot the most important question.
Usage tips
Inseparable verb
The verb 'verbocken' (to mess up) is inseparable. The prefix 'ver-' stays firmly attached to the verb in all sentence forms and often indicates that something is done incorrectly.
EXAMPLE
Er hat die Chance auf den neuen Job komplett verbockt.
He completely messed up his chance at the new job.
Use with an object
'Verbocken' (to mess up) is almost always used with an accusative object. So you always 'mess up' 'something'.
EXAMPLE
Ich hoffe, ich verbocke das Vorstellungsgespräch nicht.
I hope I don't mess up the job interview.
Colloquial style
This word clearly belongs to colloquial language. In formal or written contexts, such as an official report, you would avoid it.
EXAMPLE
Mist, ich habe es total verbockt!
Damn, I totally messed it up!
Typical collocations
'Verbocken' (to mess up) is often used in relation to specific situations or tasks, such as 'eine Prüfung verbocken' (to mess up an exam), 'ein Projekt verbocken' (to mess up a project), or 'eine Präsentation verbocken' (to mess up a presentation).
EXAMPLE
Er hat seine Präsentation verbockt, weil die Technik nicht funktionierte.
He messed up his presentation because the technology wasn't working.
Compare with
antonym
verbocken vs gelingen
to succeed
'gelingen' and 'verbocken' are opposites when it comes to the result of an action. 'gelingen' means that something works out well or is successful. 'verbocken' means, colloquially, that someone makes something go badly through a mistake or does it completely wrong. 'gelingen' is neutral and can also be used in more formal situations. 'verbocken' sounds clearly casual and negative and is more suitable for conversations, not official texts.
verbocken
Bei der Arbeit hat Tom den wichtigen Termin verbockt.
Tom messed up the important appointment at work.
gelingen
Nach mehreren Versuchen gelingt meinem Vater die Reparatur der Lampe.
After several attempts, my father succeeds in repairing the lamp.