be tied up

— Phrasal Verb with tie

/taɪ/ verb (present participle tying, past tense and past participle tied)

Definition

› to be very busy and unable to speak to anyone, go anywhere, etc: Mrs Moran is tied up in a meeting at the moment but I'll ask her to call you later.

(Definition of be tied up from the Cambridge Learner's Dictionary © Cambridge University Press)

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be strung out
be teeming with sb/sth
be the new rock 'n' roll idiom
be the tip of the iceberg idiom
be thin on the ground idiom
be tied up
be tucked away
be under a cloud idiom
be under sb's thumb idiom
be up for sth idiom
be up in arms idiom

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