arp

plural arps

1. informalentertainmentAn arpeggiator.

   "The arp can be applied to instruments by inserting it as a MIDI effect before your synth of choice."

   2014 June 4, Bruce Aisher, “COMPLEX ARPS”, in Attack, archived from the original on 16 Sep 2018

plural arps

1. informalentertainmentAn arpeggio.

1. The bark of a seal.

   All through the prayer he made little arp! arp! noises like a baby seal.

   2001, Ruth Bell Graham, Blessings for a mother's day

   2 more examples

   "ARP, ARP, ARP." George turned and saw the seal waddling down their side of the river.

   2002, Larry Mehelic, Searching for Blue-Eyed Trout

   Usually when I speak about arp [address resolution protocol], at least one person in the audience acts like a seal and shouts, "Arp, arp, arp!"

   2003, Chris Wolf, Troubleshooting Microsoft technologies

plural ARPs

1. abbreviationcountableinitialismmedicineInitialism of absolute refractory period.
2. UKabbreviationcountabledatedinitialismuncountableInitialism of Air Raid Precautions.

   The small white squares painted above the footboard at the ends of S.R. passenger coaches were a wartime addition to show that the lighting arrangements of vehicles so marked had been altered to conform to A.R.P. regulations.

   1946 September and October, “The Why and The Wherefore: A.R.P. Coach Lighting Regulations”, in Railway Magazine, page 325

1. abbreviationinitialismcomputingInitialism of Address Resolution Protocol.

plural Arps

1. A surname.