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Obnormally early droopage of a girls tits, normally in the early 20's, due to dysfunctional genes and centerblocks under the house
Damn that girl looks fine, but shes has trailer tits, yo'.
by Sleezy July 07, 2005
a woman with a particularly low hanging rack due to extreme usage, and lack of bra, due to a low paying job.
"God dammit Wendy get your trailer tits sister off of the couch and find her a job."
by butthole96 September 08, 2014