Definition of steep verb from the Oxford Advanced Learner's Dictionary

steep

verb
stiːp
 
; stiːp
 
 
Idioms

be steeped in something

(formal) to have a lot of a particular qualitya city steeped in history
Phrasal verbs

steep something in something

to put food in a liquid and leave it for some time so that it becomes soft and flavoured by the liquidSteep the fruit in brandy overnight.

steep yourself in something

(formal) to spend a lot of time thinking or learning about somethingThey spent a month steeping themselves in Chinese culture.