2chase verb
chases; chased; chas·ing 1 : to follow and try to catch (someone or something) [+ obj] ▪ The cops chased the thief. ▪ a child chasing a balloon [no obj] — + after ▪ My dog chases after butterflies. 2 a : to try very hard to get (someone or something) [+ obj] ▪ a journalist who is chasing a big story [no obj] — + after ▪ He's been chasing after the world record all season.
b : to try to attract (someone) for a romantic or sexual relationship [+ obj] ▪ He was always chasing women half his age. [no obj] — + after ▪ He was always chasing after women half his age. 3 always followed by an adverb or preposition [+ obj] : to cause (someone or something) to go away
▪ She chased a dog off the lawn. ▪ He chased the kids away from his new car. ▪ She chased the cats out of her garden. ▪ Our last mayor was chased from office by political enemies. ▪ Her reassuring letter helped to chase away my fears.
b : to try to attract (someone) for a romantic or sexual relationship [+ obj] ▪ He was always chasing women half his age. [no obj] — + after ▪ He was always chasing after women half his age.
▪ She chased a dog off the lawn. ▪ He chased the kids away from his new car. ▪ She chased the cats out of her garden. ▪ Our last mayor was chased from office by political enemies. ▪ Her reassuring letter helped to chase away my fears.
chase down [phrasal verb]
chase (someone or something) down or chase down (someone or something) 1 : to follow and catch (someone or something)
▪ Police chased down the robber in an alley. 2 : to search for and find (someone or something)
▪ I finally chased down [=tracked down, found, (Brit) chased up] that recipe I promised you.
▪ Police chased down the robber in an alley.
▪ I finally chased down [=tracked down, found, (Brit) chased up] that recipe I promised you.
chase up
[phrasal verb] Brit 1 chase (something) up or chase up (something) : to search for and find (someone or something)
▪ Can you chase up those files for me? 2 chase (someone) up or chase up (someone) : to contact or find (someone) usually in order to get something
▪ His landlord had to chase him up for his rent.
▪ Can you chase up those files for me?
▪ His landlord had to chase him up for his rent.



