adjective

1. being a certain one or ones not specified or known open some evenings
2. being of a certain unspecified (but often considerable) number, quantity, degree, etc. to have some fear, married for some years
3. about some ten of them
4. ☆ Informal remarkable, striking, etc. it was some fight

Etymology: ME som < OE sum, a certain one, akin to Goth sums < IE *som- > same

pronoun

1. certain ones not specified or known some agree
2. a certain indefinite or unspecified number, quantity, etc. as distinguished from the rest take some

adverb

1. approximately; about some ten men
2. Informal to some extent; somewhat slept some
3. ☆ Informal to a great extent or at a great rate must run some to catch up