1SCP to ask someone questions in order to get information about something, especially about a crime [↪ interrogate]:
Two men have been arrested and questioned.
Two men have been arrested and questioned.2 to have or express doubts about whether something is true, good, necessary etc
No one dared to question his decisions.
No one dared to question his decisions.WORD FOCUS: ask 
request to officially ask for something
consult to ask someone for advice
demand to ask for something very forcefully
nag/pester to keep asking for something many times, in an annoying way
beg/plead to ask for something in an anxious or urgent way, because you want it very much
question/interrogate to ask someone questions - used especially about the police or the army
grill informal to ask someone a lot of difficult questions
cross-examine to ask someone questions in court - used about lawyers
poll to ask a lot of people for their opinion about something
➔ See also askWORD FOCUS: police
people in the police force: police officer, policeman, policewoman, detective, cop informal
the building where the police work: police station
what the police do: investigate crimes, find/collect evidence, arrest people who they think are guilty of a crime, question/interrogate people about crimes, hold/detain people in custody, charge people with crimes, release people if they are innocent
➔ See also police

request to officially ask for something
consult to ask someone for advice
demand to ask for something very forcefully
nag/pester to keep asking for something many times, in an annoying way
beg/plead to ask for something in an anxious or urgent way, because you want it very much
question/interrogate to ask someone questions - used especially about the police or the army
grill informal to ask someone a lot of difficult questions
cross-examine to ask someone questions in court - used about lawyers
poll to ask a lot of people for their opinion about something
➔ See also askWORD FOCUS: police

people in the police force: police officer, policeman, policewoman, detective, cop informal
the building where the police work: police station
what the police do: investigate crimes, find/collect evidence, arrest people who they think are guilty of a crime, question/interrogate people about crimes, hold/detain people in custody, charge people with crimes, release people if they are innocent
➔ See also police
