Thomas tweeted the following response:
He then had an exchange with teammate Alvin Kamara that would seem to indicate Thomas was referring to himself as the Redskins' "father" following Monday's lopsided victory:
The fine stemmed from Thomas taunting Redskins cornerback Josh Norman during a 62-yard touchdown catch by Tre'Quan Smith, which gave quarterback Drew Brees the all-time NFL passing yardage record.
Thomas and Norman then exchanged barbs on Twitter, but Norman later deleted all of his tweets.
While Thomas had a modest four catches for 74 yards against Washington, he is enjoying a huge season overall with 46 grabs for 519 yards and three touchdowns.
Thomas and the 4-1 Saints have a bye this week before returning to action against the Baltimore Ravens in Week 7.