See CHIRPER, senses 1 and 4, Fr., un intime.

1

  1888.  Pall Mall Gazette, 6 March, p. 4, col. 2. A CHIRRUPER … excused himself at the Lambeth Police Court yesterday by alleging that ‘he thought there was no harm in it.’

2

  1888.  PAYN, in Illustrated London News, 17 March, p. 268. The … singers in music-halls cannot … do without him (the CHIRRUPER).  [M.]

3