A slimy, desperate, perverted old man who seeks younger, more vulnerable mates. A dirty, loser man. The male equivalent of a cougar.

In nature, elephant seals have harums, in which one alpha male denies all other males access to the group. The non-alpha males are known to chill around the group, waiting to mount any young seal who strays from the pack.
"Ewww, Betty! The elephant seal at 3 o'clock is totally checking you out!"
"OMG! Jane is dating a total elephant seal. He's old enough to be her great-grandfather."
by Elephant Seal Awareness July 19, 2009
Get the elephant seal neck gaiter and mug.
a fat girl who plays water polo and qualifies as a "polo hoe" and likes 10 different guys named mike
Angela is an elephant seal, because RIA said so.
by nicnac215 December 20, 2006
Get a elephant seal mug for your mom Yasemin.
When you are involved in a DP and your balls slam together like a couple of angry elephant seals fighting.
There was no way we were gonna cross swords DP-ing that chick, but a couple angry elephant seals were un-avoidable.
by Christian Battaglia October 29, 2010
Get a angry elephant seals mug for your father-in-law Trump.