How?; In what way? / (idiomatic) Why?; For what reason?

How; In what way; however / (idiomatic) Why; For what reason. / Used as an intensifier.

plural of SO-DIMM

(computing, electronics) Alternative form of SODIMM

Apparently, according to others.

Contextual comparative. Modifies another adjective (to which the "so" is a direct anaphoric reference), indicating a greater degree of the quality in question.

In the precise manner indicated. / Used other than figuratively or idiomatically: see just, so

(idiomatic) Used to tell someone to stop doing something. / Used other than figuratively or idiomatically: see not, so, fast.

Thoroughly unimpressive; mediocre.

Alternative form of Socal