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hum with activity
Fig. [for a place] to be busy with activity. The kitchen hummed with activity as usual. Our main office was humming with activity during the busy season.
hum and haw(mainly British) also hem and haw (American & Australian)
to take a long time to say something and speak in a way that is not clear, in order to avoid giving an answer He hemmed and hawed and finally admitted taking the money. (mainly British)
disappointing or not very interesting It was a ho-hum speech, no big deal really. He still thinks soccer is kind of ho-hum and not worth watching.
mod. dull; causing yawns of boredom. (Ho-hum is a representation of the sound of a yawn.) Clare played another ho-hum concert at the music hall last night.
hum joband hummer
n. a sexual act involving holding the penis in the mouth while humming. (see also humdinger.) He asked for a hum job, so she hummed him a lullaby.