A series of low frequency sounds (drumpfs) made by a sudden release of Santorum from the receiving partner's anus after a session of anal sex.
When he leaned way over, we heard a long trumptrain and knew he had just let loose with an unusually large amount of Santorum.
by ciabrat December 20, 2016
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The act of being sandwiched between two close relatives and having nasty dirty sex
"Bro my family had the weekly TrumpTrain!"
"You're so lucky dude!"
by Puasyfart March 8, 2021
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