Person who's job it is to corral or otherwise guide a group of "slow or special people" while they are being transported from place-to-place (usually via foot).
While at the zoo, I saw a tard wrangler attempting to wrangle a stray tard when he bolted from the group near the monkey cage.
Nickname given to bales of marijuana thrown overboard or out of airplanes. Origin is reportedly from members of the US Coast Guard in the area of Southern Florida.