1
general::
Also, have a good or strong head for. 1. Be able to tolerate, as in Nell has no head for liquor, or Luckily I have a good head for heights. [Early 1800s] 2. Have a mental aptitude for, as in She has a good head for figures and straightened out the statistics in no time. [Early 1900s]
American Heritage Idioms
2
general::
Phrase(s): have a head for something
Fig. have the mental capacity for something. • Jane has a good head for directions and never gets lost. • Bill doesn’t have a head for figures and should never become an accountant.
McGrawhill's American Idioms And Phrasal Verbs