The verb "come" has several meanings, but one of its most common and basic meanings is to move towards something or someone. It can be used in various tenses - present, past, future- to indicate motion towards a place or person. For example, you might say "I am coming home," meaning that I am on my way there; "She came yesterday" means she arrived the previous day; and "He will come tomorrow" indicates he is expected to arrive the following day.