Definition of "uprear" [up•rear]

• To raise or lift up. (verb-transitive)
• To rise up: The stallion upreared on its hind legs. (verb-intransitive)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "At first Bâtard would crowd himself into the smallest possible space, grovelling close to the floor; but as the music came nearer and nearer, he was forced to uprear, his back jammed into the logs, his fore legs fanning the air as though to beat off the rippling waves of sound."
• "To climb the huge boulders the animals were compelled to uprear and struggle blindly through the tangled mass of vegetation."
• "The pony did not like it, sometimes so successfully resisting with spread, taut legs and mutinous head-tossings, as to overcome the jerk of the ropes, and, at the same time wheeling, to fall heavily on its side or to uprear as the pull on the ropes was relaxed."