Ahem (interjection)

Used to represent a clearing of the throat, typically to attract attention or indicate embarrassment or hesitation in speaking.

Origin:

Mid 19th century: imitative.

Examples:

1. Ahem! Excuse me, can I have everyone's attention, please?
2. The speaker coughed ahem to clear his throat before continuing.
3. The witness hesitated, then said ahem before giving her testimony.
4. Ahem! I'm sorry to interrupt, but I think you made a mistake.
5. The presenter hesitated and said ahem before revealing the results.