latter (†last) end: variously used in senses 7b 8b 9. Also Scottish hinder end.

Back side, back part, rear.

Now chiefly North American. The side of an object furthest away from the observer; the hindmost or further side; (also) a position at the back or…

The bottom or rear of an object.

In general use: the back or back part of something. Also in extended use.

The latter or back part of something; the posterior, the buttocks. Obsolete.

Of things with two ends: The hinder or rear end.

The hinder part of anything, especially of a train or procession; the rear. archaic.

gen. That side or surface of any part of the body or of any object, which answers in position to the back; that opposite to the face or front, or…

The back, the hinder part (so Latin āversum); the reverse of a coin. Obsolete.

In plural. The back parts (of anything). Obsolete. rare.

The bottom or rear of an object.

The hindmost or lowest end of anything; that part which is opposite the head: cf. tail, n.1 4.

The back part or section of something (frequently a motor vehicle). Also in extended use. Cf. back-end, n. 1.

U.S. colloquial. The backside, the buttocks. Cf. western, adj. 10. Obsolete.

regional and slang. The rear end, the hindmost part. Cf. ass-end, n. 1.

The back part of anything. Also in quasi-combinations, as hindside-foremost.

The rear end, the hindmost part. Cf. arse-end, n. 2.