plural of SAD

Initialism of sudden arrhythmic death syndrome. / Initialism of sudden adult death syndrome. / Initialism of swine acute diarrhea syndrome.

present participle of sad

simple past tense and past participle of sad

The capital and largest city of the autonomous province of Vojvodina, Serbia.

Having a sad facial expression.

An incompetent or inept person. / A perennial failure or victim of misfortune.

plural of sad sack

(slang, derogatory) One who has unfashionable interests or obsessions.

(intransitive) To use a sadiron. / (transitive) To press with a sadiron.