Home
Random
Log in
Settings
Donations
About Wiktionary
Disclaimers
Search
MB1
Language
Watch
Edit
English
edit
Noun
edit
MB1
(
plural
MB1s
)
(
computing
)
Initialism of
mouse
button
1
.,
left
mouse
button
Related terms
edit
MB2
MB3
Categories
:
English lemmas
English nouns
English countable nouns
English words without vowels
English terms spelled with numbers
en:Computing
English initialisms