verge into

verge into (something)

To pass, change, or merge slowly or incrementally into a different form, state, or condition. I could feel my gaiety verging into melancholy and anxiety as the party wore on. We sat on the mountaintop, watching the glorious colors bloom on the horizon as the night verged slowly into morning.
See also: verge
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

verge into something

to change gradually into something. The reds verged into a violet color that seemed to glow. The cool morning verged imperceptibly into a steamy midday.
See also: verge
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
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