A carnivorous marine animal, similar in appearance to its land-based cousin the emu, though with brownish scales instead of feathers. Lives on krill, rainbow trout and unwary swimmers.
Kevin was warned not to go in the water that day, but he didn't listen. When he didn't return, his girlfriend assumed he had been eaten by a seamu.
"No way I'm diving on that shipwreck, it's teeming with hungry seamus!"
"No way I'm diving on that shipwreck, it's teeming with hungry seamus!"
by Lauren of Arabia March 24, 2009

by Seamus D. October 22, 2007

The most beautiful man alive. Smart, kind, and honest. A true gentleman. He easily makes friends and is good to his woman and family.
Seamus is such a great person
by MLE13 February 05, 2010

by Stratosphericc July 30, 2019

The best guy you will ever meet. Honest, Caring, Understanding. Hella heart eyes for this dude and I hope he stays in my life forever. I love him with my whole heart
by Fudgebubblemonkey765 March 11, 2019

by fortnitelife May 04, 2018

American slang for a private detective or an Irish cop. Commonly misspelled as "Shamus." Taken from Seamus, a popular first name among Irishmen. The slang meaning of the name is believed to have originated in the early 20th century.
by OsirusR July 15, 2009
