crank up

crank up
transitive verb
1 [+hearing aid] subir; [+music] poner más fuerte
Just crank up your hearing aid a peg or two ...May's warm weather, which caused Americans to crank up their air conditioners Around midnight they suddenly cranked up the music again
to crank up the volume subir el volumen
Someone cranked up the volume of the public address system
2 (intensify) [+campaign, bombing] intensificar
The incident that cranked up the fear was the murder of Brian Smith The legal authorities cranked up the investigation
Collins Complete Spanish Electronic Dictionary © HarperCollins Publishers 2011
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