yen
Concise Oxford English Dictionary © 2008 Oxford University Press:
yen1
▶noun (pl. same) the basic monetary unit of Japan.
– origin from Japanese en ‘round’.
Concise Oxford English Dictionary © 2008 Oxford University Press:
yen2 informal
▶noun a longing or yearning. ▶verb (yens, yenning, yenned) feel a longing or yearning.
– origin C19 (in the sense ‘craving for a drug’): from Chin. yǎn.
'yen' also found in these Oxford entries:

