IM

Text in realtime

IM stands for instant messaging, the technology allowing real-time text communication over the internet: We IMed back and forth all afternoon.

As a verb, to IM someone is to send them an instant message.

In medical contexts, IM means intramuscular, describing injections delivered into muscle tissue. (Lowercase im is informal for "I'm.")

platforms

AIM

Discontinued messaging platform

  • ICQEarly messaging software
  • MSNMicrosoft's online service
  • WhatsAppMobile messaging platform

Telegram · Discord · Slack · Skype · WeChat · Signal · Viber · iMessage · IRC

messaging

instant message

Electronic text sent live

  • chatInformal verbal exchange
  • textWritten or printed words
  • PMAfter-midday time marker

ping · message · notification · reply · send · receive · forward · inbox · outbox · conversation

realtime

instant

Briefest unit of time

simultaneous · quick · fast · responsive · direct · concurrent

internetslang

LOL

Internet amusement abbreviation

  • BRBTexted temporary departure
  • AFKOnline absence indicator
  • IDKTexted uncertainty admission

OMG · BTW · FYI · ROFL · acronym · shorthand · slang · casual · abbreviation

medical

intramuscular

Into muscle tissue

needle · syringe · deltoid · gluteal · vaccine · medication

Categories
Opposites
communication synchronicity and medium

IMsnail mail

Physical letter delivery

letter · formal letter · certified mail · registered mail · email

physical presence

IMface-to-face

Direct personal encounter

in-person · in person · face to face · physical presence · IRL

communication formality and permanence

IMformal letter

Structured professional written communication

official correspondence · legal document · certified mail · manuscript · monograph

Family

dm

Familiarity
Top 200,000
Profile
Known to kids · Used worldwide · Everyday, not technical · Rated G