(n) the option to buy a given stock (or stock index or commodity future) at a given price before a given date
(n) (sports) the decision made by an umpire or referee; "he was ejected for protesting the call"
(n) brief visit in an official or professional capacity; "the pastor's visits to his parishioners"; "a visit to a dentist"; "the salesman's call on a customer"
(n) a brief social visit; "senior professors' wives no longer make afternoon calls on newcomers"
(n) a special disposition (as if from a divine source) to pursue a particular course; "he was disappointed that he had not heard the Call"
(n) a telephone connection; "she reported several anonymous calls"; "he placed a phone call to London"; "he heard the phone ringing but didn't want to take the call"
(n) an instruction that interrupts the program being executed; "Pascal performs calls by simply giving the name of the routine to be executed"
(n) the characteristic sound produced by a bird; "a bird will not learn its song unless it hears it at an early age"
(n) a loud utterance; often in protest or opposition; "the speaker was interrupted by loud cries from the rear of the audience"
(n) a request; "many calls for Christmas stories"; "not many calls for buggywhips"
(n) a demand especially in the phrase "the call of duty"
(n) a demand for a show of hands in a card game; "after two raises there was a call"
(n) a demand by a broker that a customer deposit enough to bring his margin up to the minimum requirement
(v) rouse somebody from sleep with a call; "I was called at 5 A.M. this morning"
(v) consider or regard as being; "I would not call her beautiful"
(v) challenge the sincerity or truthfulness of; "call the speaker on a question of fact"
(v) utter in a loud voice or announce; "He called my name"; "The auctioneer called the bids"
(v) order, summon, or request for a specific duty or activity, work, role; "He was already called 4 times for jury duty"; "They called him to active military duty"
(v) order or request or give a command for; "The unions called a general strike for Sunday"
(v) lure by imitating the characteristic call of an animal; "Call ducks"
(v) get or try to get into communication (with someone) by telephone; "I tried to call you all night"; "Take two aspirin and call me in the morning"
(v) order, request, or command to come; "She was called into the director's office"; "Call the police!"
(v) declare in the capacity of an umpire or referee; "call a runner out"
(v) challenge (somebody) to make good on a statement; charge with or censure for an offense; "He deserves to be called on that"
(v) require the presentation of for redemption before maturation; "Call a bond"
(v) utter a sudden loud cry; "she cried with pain when the doctor inserted the needle"; "I yelled to her from the window but she couldn't hear me"
(v) make a prediction about; tell in advance; "Call the outcome of an election"
(v) ascribe a quality to or give a name of a common noun that reflects a quality; "He called me a bastard"; "She called her children lazy and ungrateful"
(v) utter a characteristic note or cry; "bluejays called to one another"
(v) assign a specified, proper name to; "They named their son David"; "The new school was named after the famous Civil Rights leader"
(v) send a message or attempt to reach someone by radio, phone, etc.; make a signal to in order to transmit a message; "Hawaii is calling!"; "A transmitter in Samoa was heard calling"
(v) read aloud to check for omissions or absentees; "Call roll"
(v) indicate a decision in regard to; "call balls and strikes behind the plate"
(v) give the calls (to the dancers) for a square dance
(v) make a demand, as for a card or a suit or a show of hands; "He called his trump"
(v) demand payment of (a loan); "Call a loan"
(v) call a meeting; invite or command to meet; "The Wannsee Conference was called to discuss the `Final Solution'"; "The new dean calls meetings every week"
(v) pay a brief visit; "The mayor likes to call on some of the prominent citizens"
(v) make a stop in a harbour; "The ship will call in Honolulu tomorrow"
(v) greet, as with a prescribed form, title, or name; "He always addresses me with `Sir'"; "Call me Mister"; "She calls him by first name"
(v) stop or postpone because of adverse conditions, such as bad weather; "call a football game"
