Is long an adverb or adjective?

Answer 1

The word 'long' is both an adjective and an adverb. The adjective 'long' describes a noun; The adverb long modifies a verb, an adjective or another adverb. Examples:

adjective: This is the long answer to your question.

adverb: The dog ran after the ball.

adverb: We came in a long black limo.

adverb:They came long after the rest of the family.

The word 'long is also a noun, a word for a clothing size for tall people.