crawl with (someone or something)
To be filled or covered with people or things in motion. Ugh, the mall is crawling with teenagers tonight—let's get out of here. We took off running when we realized that the tree stump was crawling with bugs.
crawling with (something)
Having something in abundance; full of something. Ugh, the mall is crawling with teenagers tonight—I feel so old. We had to call an exterminator when we learned that our walls were crawling with termites.
crawling with someone
Fig. [of a surface] covered with many people or members of a class of people moving about. The place was crawling with police and FBI agents. The city was crawling with tourists making it almost impossible to go from place to place.