cut somebody short

cut (someone or something) short

1. To interrupt someone so that they stop talking. I was sick of listening to her story so I finally cut her short.
2. To end something unexpectedly or abruptly before its planned conclusion. No one was disappointed when the principal's microphone came unplugged, cutting his speech short.
See also: cut, short

cut somebody ˈshort

stop somebody speaking: She was just about to say who had got the job, but I cut her short and asked her to keep it secret.
See also: cut, short, somebody