Present participle for to expose something that is wrapped or covered up
“Come, now, the children want to open up their presents.”
Present participle for to expand or spread out something that is furled or folded
“The buds begin to open up on all the orchard trees, and the air is sweet with music from the humming of the bees.”
Present participle for to excavate or dig out (a hole or hollow)
“They would go up into a mountain and open up a shaft to bootleg coal.”
Present participle for to speak one's mind openly and freely
“If she wanted to open up about her feelings, he figured she'd do so in her own time.”
Present participle for to begin trading as a business
“We still had a few hours before the shop would open up for business.”
(informal) Present participle for to cause to move at an increased or maximum speed
“It was a long ride, but I told myself that I wanted time to open up the car's engine, to let it cut loose after its time off the road.”
Present participle for to begin firing (weapons) at something or someone
“Machine guns open up on the convoy, and smoke grenades land in front of the trucks.”
Present participle for to remove the classification from
(of an institution or organization) Present participle for to establish or originate
Present participle for to settle (a group of people, a species, or the like) in a place as a colony
Present participle for to be honest
Present participle for to tell, publish or report on information
Present participle for to remove a stoppage
Present participle for to investigate in a systematic manner
Present participle for be or become wide open
Present participle for to perform a surgical procedure
Present participle for to let go off
Present participle for to pierce or make a hole in something, typically to drain liquid or insert a screw
Present participle for to accept or admit the existence or truth of
Present participle for to gradually melt, dissolve, or become fluid
Present participle for to cut or stab with a knife or pointed tool
Present participle for to put forward for discussion or consideration
Present participle for to start a computer system
Present participle for to state a fact or belief forcefully or confidently
Making a place a colony
The act of increasing in speed or rate, or the capacity to do so
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