DROPIN

drop in

Noun

  1. One who arrives unannounced or without an appointment.
    The office was efficient, but not well equipped to handle drop-ins.
  2. the act of dropping in (see verb below). Often hyphenated drop-in.
    2005: Drop-ins can and do happen by accident, as well as through frustration and confusion in a crowded lineup. — surfline.com Surfology 1

Verb

  1. To arrive unannounced or with little or no warning; also, to visit without an appointment.
  2. To paddle into and take off on a wave another surfer is already riding.


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