Source : WordNet®

call in
     v 1: summon to enter; "The nurse called in the next patient"
     2: summon to a particular activity or employment; "Experts were
        called in"
     3: pay a brief visit; "The mayor likes to call on some of the
        prominent citizens" [syn: {visit}, {call}]
     4: take a player out of a game in order to exchange for another
        player
     5: make a phone call; "call in to a radio station"; "call in
        sick"
     6: demand payment of (a loan); "Call a loan" [syn: {call}]
     7: cause to be returned; "recall the defective auto tires";
        "The manufacturer tried to call back the spoilt yoghurt"
        [syn: {recall}, {call back}, {withdraw}]