To run or move quickly behind someone or something in order to catch them.
"The dog chased after the squirrel all the way across the park."
To follow someone or something quickly in order to catch them, or to try eagerly to obtain or achieve something.
To run after someone to catch them, or to try hard to get something you really want.
3 meanings, ordered from most common to least. Color-coded by CEFR level.
To run or move quickly behind someone or something in order to catch them.
"The dog chased after the squirrel all the way across the park."
To try hard and persistently to obtain or achieve something.
"She spent years chasing after a promotion that never came."
To pursue someone romantically, especially when the other person is not responding.
"He'd been chasing after her for months before she finally agreed to go on a date."
To run after someone or something that is moving away from you.
To run after someone to catch them, or to try hard to get something you really want.
Very natural in everyday English. Can be literal (a dog chasing after a ball) or figurative (chasing after a dream). The 'after' is sometimes optional in the literal sense ('chase the dog') but 'chase after' sounds more energetic and ongoing.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
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