some thing; a certain undetermined or unspecified thing: Something is wrong there. Something's happening.
an additional amount, as of cents or minutes, that is unknown, unspecified, or forgotten: He charged me ten something for the hat. Our train gets in at two something.
Informal. a person or thing of some value or consequence: He is really something! This writer has something to say and she says it well.
in some degree; to some extent; somewhat.
Informal. to a high or extreme degree; quite: He took on something fierce about my tardiness.
Origin: before 1000; Middle English, Old English sum thing.