make a beeline for - Phrases/Idioms
The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Go straight to, as in He made a beeline for the refreshments. In this expression, beeline means “the shortest distance between two points,” alluding to the route of worker bees bringing nectar and pollen back to the hive. [c. 1830]