| 1. | Cricket. the knocking off by one bowler of three wickets with three successive pitches: so called because formerly such a bowler was rewarded with a hat. |
| 2. | Ice Hockey, Soccer. three goals or points scored by one player in one game. |
| 3. | Baseball. a series of a base hit, a two-base hit, a three-base hit, and a home run achieved in any order by one player in one game. |
| 4. | a clever or adroitly deceptive maneuver. |

| hat trick n. Sports
[From the hat with which the feat was traditionally rewarded in cricket.] |
In some sports, such as ice hockey, three goals by one player in a single game: “Lemieux scores for the third time tonight; he finally has the hat trick he's been looking for all season.”
Note: By extension, a hat trick is an outstanding performance by an individual, or a particularly clever or adroit maneuver: “She pulled off a hat trick with her presentation to the committee.”
Note: The phrase originally referred to a hat traditionally given to a cricket player who scored three wickets, or goals.
hat trick
An extremely clever or adroit maneuver, as in It looked as though the party was going to achieve a hat trick in this election. The term originated in cricket, where it refers to three wickets taken by a bowler in three consecutive balls, traditionally rewarded with the presentation of a hat. It later was transferred to ice hockey, soccer, and baseball, where it denotes three consecutive successes (goals, hits), and then to more general use.