Oxter

• (n.) The armpit; also, the arm.
Found on http://thinkexist.com/dictionary/meaning/oxter/

Oxter

Ox'ter noun [ Anglo-Saxon ōhsta .] The armpit; also, the arm. [ Prov. Eng. & Scot.]
Found on http://www.encyclo.co.uk/webster/O/62

oxter

armpit
Found on http://www.cs.stir.ac.uk/~kjt/general/scots.html

Oxter

Oxter: The armpit. From the Old English oxta or ohsta. The word oxter is used in certain areas of the world (Scotland, Ireland, Northern England), reminding us that there are many local and colloquial names for parts of the human anatomy. Synonymous with axilla.
Found on http://www.medterms.com/script/main/art.asp?articlekey=25484

oxter

to take under the arm; to support by taking the arm
Found on http://phrontistery.info/o.html
No exact match found