The definition of thwart is to hinder or stop something from happening.(verb)
An example of thwart is when you catch your kids in the process of sneaking out.
See thwart in Webster's New World College Dictionary
Origin: ME thwert < ON thvert, neut. of thverr, transverse < IE *terk-, to turn (prob. < *ter-, to rub with rotary motion > throw) > L torquere, to twist, turn
See thwart in American Heritage Dictionary 4
transitive verb thwart·ed, thwart·ing, thwarts
Origin: Middle English thwerten
Origin: , from thwert, across
Origin: , from Old Norse thvert
Origin: , neuter of thverr, transverse; see terkw- in Indo-European roots.
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