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The Britannica Dictionary
ab
3 ENTRIES FOUND:
ab
(noun)
ab.
(abbreviation)
abs
ab
/
ˈ
æb/
noun
plural
abs
ab
/
ˈ
æb/
noun
plural
abs
Britannica Dictionary definition of AB
[
count
]
informal
:
any one of the muscles that cover a person's stomach
:
an abdominal muscle
—
usually plural
an athlete doing exercises to tone his
abs
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idly
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without much thought, effort, or concern
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