Also found in: Dictionary.
Related to come of: come of age
To be the result of something or some action. Very little came of our efforts to control the outbreak of smallpox. Feeling sick, huh? Well, that's what comes of eating four chocolate bars in a row.
To be the result, outcome, or outgrowth of something or someone: We were hopeful at first, but ultimately not much came of our grandiose plans. Nothing much will come of you if you drop out of school now.