the most common form of hemophilia, affecting 3/4s of hemophiliacs, caused by a deficiency in clotting factor VIII

plural of son of a bitch

(solid state physics) Initialism of amorphous silicon.

Synonym of if it ain't broke, don't fix it

(US) Method of managing a complex operation.

Third-person singular simple present indicative form of spend a penny

present participle of spend a penny

past participle of spend a penny

(idiomatic) To perform excellently; to put on a show of brilliance.

Synonym of couldn't organise a piss-up in a brewery