bison Posted on May 28, 2013 by Nicholas E Jones The collective noun for bison is herd, unless they are on tiptoes, in which case they are unherd. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Email a link to a friend (Opens in new window) Email Print (Opens in new window) Print Share on Pinterest (Opens in new window) Pinterest Share on Tumblr (Opens in new window) Tumblr Share on LinkedIn (Opens in new window) LinkedIn Like Loading... Related