(physics) subatomic particles with a spin (quantum angular momentum) of 0, predicted by supersymmetry; the bosonic equivalent of known fermions

(organic chemistry) secondary form

(Internet slang, tone indicator) Denotes that the preceding statement is sarcastic.

plural of S

plural of s

Possessive marker, indicating that an object belongs to the noun or noun phrase bearing the marker. / In the absence of a specified object, used to indicate “the house/place/establishment of”.

(sometimes proscribed) Used to form the plurals of numerals, letters, some abbreviations and some nouns, usually because the omission of an apostrophe would make the meaning unclear or ambiguous.

Contraction of is. / Contraction of has. / (proscribed, dialectal, Southern US) Contraction of was.

(Internet slang) Age, Sex, Location. Used mainly in chat rooms to request this information from the person to whom one is talking.

Alternative form of BAS