Chem is likely misspelled.
Chem has no English definition.
As a verb clem is
to be hungry.
As a noun clem is
a testicle.
As a proper noun Clem is
a diminutive of the male given name Clement.
chem
English
Noun
(-)
(slang, college) ; commonly capitalized, short for the subject or the department.
clem
English
Etymology 1
Confer , Icelandic klmbra, English clamp.
Verb
(transitive, or, intransitive) To be hungry.
Etymology 2
Possibly from (clementine), a small round citrus fruit.
Noun
(
en noun)
(Geordie, vulgar, slang) A testicle.
References
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