IM

verb

\ ˈī-ˈem

IM'd; IM'ing

Definition of IM

(Entry 1 of 3)

: to send an instant message to

: to communicate by instant message

abbreviation

Definition of IM (Entry 2 of 3)

1 individual medley

2 infectious mononucleosis

3 instant message

4 intramural

im-

prefix

Definition of im- (Entry 3 of 3)

— see in-

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More Definitions for IM

verb

\ ˈi-ˈem\

IM'd; IM'ing

1 : to send an instant message to

2 : to communicate by instant message We were IM'ing during lunch.

im-

see in-

abbreviation

1 infectious mononucleosis

2 internal medicine

3 intramuscular; intramuscularly