be strong on something

be strong on (something)

1. To excel at something. I'm not too strong on organic chemistry, so I'm going to get a tutor this semester.
2. To contain or display a lot of something. If you want an A on your term paper, it better be strong on literary theory.
See also: on, strong
Farlex Dictionary of Idioms.

be ˈstrong on something


1 be good at something: I’m not very strong on dates (= I can’t remember the dates of important events).
2 have a lot of something: The report was strong on criticism, but short on practical suggestions.
See also: on, something, strong
Farlex Partner Idioms Dictionary
See also:
  • be strong on (something)
  • address (one's) comments to (someone or something)
  • address comments or remarks to
  • address (one's) remarks to (someone or something)
  • be in it for
  • a run on (something)
  • (something) is over (one's) head
  • a rush on (something)
  • at the point of (doing something)
  • be dying for (something)