(tennis, golf) Winning all four major championships (a grand slam) plus an Olympic gold medal.

(UK, rail transport) Applied to an older kind of passenger train with heavy doors, opened from the inside by reaching out of the window to the handle on the outside.

plural of slam piece

(informal) A journalistic or other treatment which portrays its subject in a highly unfavorable manner. / (slang) A sexual partner to whom one has no particular emotional attachment.

(Scientology) An erratic slashing motion of an E-meter's needle, supposed to indicate evil intentions in the subject.

plural of rock slam

plural of little slam

(bridge, whist) The winning of 12 out of the 13 tricks.

plural of slam-clicker

(slang, among flight attendants) An unsociable crewmember who prefers to stay in his or her hotel room between flights.