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1. Of a liquid, to emerge from something, usually from under a surface, in a bubbling manner. Take a sample of the substance that's bubbling up from the ground.
2. For an emotion to be exhibited because it is too strong for one to contain. Her enthusiasm for the subject she teaches always bubbles up in the classroom. Their excitement at becoming homeowners is bubbling up—no one is usually that interested in discussing recessed lighting!
3. To become stronger or more intense, especially after having been suppressed. Anger bubbled up in me with each note of criticism from my peers.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
bubble up (through something)
[for a liquid] to seep up or well up through something, such as from between rocks, through a crack in the floor, or through a hole in the bottom of a boat. The water bubbled up through a crack in the basement floor.
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs. © 2002 by The McGraw-Hill Companies, Inc.
1. To rise due to a bubbling motion: Water bubbled up through the hole in the boat. Foam always bubbles up onto the counter when I wash the dishes.
2. To rise or increase steadily in intensity: Anger bubbled up in his chest when he heard their crude remarks.
3. To express some positive emotion: She bubbled up with joy when she got accepted into college.
The American Heritage® Dictionary of Phrasal Verbs. Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.