
1) Air pipe
Found on
https://www.crosswordclues.com/clue/weasand

the gullet or windpipe
Found on
http://phrontistery.info/w.html

• (n.) The windpipe; -- called also, formerly, wesil.
Found on
http://thinkexist.com/dictionary/meaning/weasand/

Wea'sand noun [ Middle English wesand , Anglo-Saxon wāsend ; akin to OFries. wāsende , wāsande ; confer Old High German weisunt .] The windpipe; -- called also, formerly, wesil . [ Formerly, written also, wesand , and wezand
Found on
http://www.encyclo.co.uk/webster/W/19

Weasand: 1. The windpipe (trachea). 2. More loosely, the throat. 'Cut his weasand with thy knife.' The Tempest, Shakespeare. Weasand is from the Middle English wesand and the Old High German weisunt meaning windpipe. Sometimes written wesand or wezand.
Found on
http://www.medterms.com/script/main/art.asp?articlekey=31068
No exact match found.