(INTRODUCING A SENTENCE) [adverb] - used to introduce sentences, esp. before the verbs be, seem and appearThere's someone on the phone for you.There's no doubt who is the best candidate.(not standard) There's (= There are) lives at stake and we can't afford to take any risks.Plan it carefully - I don't want there to be any problems.There appeared/seemed to be some difficulty in fixing a date for the meeting.Never has there been such a terrible disaster.(formal) There may come a time when you'll regret that decision.(literary) Some children's stories written in a traditional style begin with 'there'.There once was/lived a poor widow who had a beautiful daughter.There's a good boy/girl/dog is used to show approval or encouragement.Tie your shoelaces, there's a good girl.There you are, or more informally, there you go is a phrase used when giving something to someone, usually after a request for the item, such as giving someone goods that they have bought.There you go can express acceptance of something unlucky.We didn't win the competition, but there you go - we can always try again next year.There you are is also used to mean 'I told you so'.There you are, I knew you'd forget if you didn't write it down.There you go again is a way of emphasizing that an action is repeated often.There they go again, making trouble/complaining.There she goes again - she never knows when to give up.
THERE
Meaning of THERE in English
Cambridge English vocab. Кембриджский английский словарь. 2012