The adj some has 4 senses (first 2 from tagged texts)
1. (130) some -- (quantifier; used with either mass nouns or plural count nouns to indicate an unspecified number or quantity; "have some milk"; "some roses were still blooming"; "having some friends over"; "some apples"; "some paper")
2. (7) some -- (relatively many but unspecified in number; "they were here for some weeks"; "we did not meet again for some years")
3. some -- (remarkable; "that was some party"; "she is some skier")
4. some -- (relatively much but unspecified in amount or extent; "we talked for some time"; "he was still some distance away")
Overview of adv some
The adv some has 1 sense (first 1 from tagged texts)
1. (2) approximately, about, close to, just about, some, roughly, more or less, around, or so -- ((of quantities) imprecise but fairly close to correct; "lasted approximately an hour"; "in just about a minute"; "he's about 30 years old"; "I've had about all I can stand"; "we meet about once a month"; "some forty people came"; "weighs around a hundred pounds"; "roughly $3,000"; "holds 3 gallons, more or less"; "20 or so people were at the party")