There are 2 definitions of rm in English:

rm1

Line breaks: rm

abbreviation

Room.

Definition of rm in:

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Word of the day anomalous
Pronunciation: əˈnɒm(ə)ləs
adjective
deviating from what is standard, normal, or expected

There are 2 definitions of rm in English:

RM2

Line breaks: RM

abbreviation

1Madagascar (international vehicle registration).
[from French République de Madagascar]
1.1(In the UK) Royal Mail.
1.2(In the UK) Royal Marines.

Definition of rm in: