(logic) Based on hypothesis and theory rather than experiment or empirical evidence. / Self-evident, intuitively obvious. / Presumed without analysis.

(logic) In a way based on theoretical deduction rather than empirical observation.

(informal) Very much; a great deal; to a large extent. / (informal) Often; frequently.

A large amount. / Many things, much.

(slang) To get angry; have a fit. / Used other than figuratively or idiomatically: see have, a, cow.

(euphemistic) To urinate or defecate or to seek relative privacy for that purpose; to relieve oneself, particularly outdoors.

(idiomatic) Without much effort; easily.

(transitive, idiomatic, UK, figuratively) to surprise (someone); to introduce (to someone) something unexpected, underhand or requiring a quick reaction or correction.

(baseball) Used other than figuratively or idiomatically: To pitch a curve ball. / (figuratively) To surprise; to introduce something unexpected or requiring a quick reaction or correction.

(informal, idiomatic) To hurry up, to get moving.