go-to guy(redirected from her go to guy)
A male who is known to be helpful or reliable for a certain task or goal. Shawn is my go-to guy for event planning, so he will definitely be able to help you find a caterer. With this promotion, you're going to be our go-to guy for all sales in the Pacific Northwest.
See also: guy
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.