Causes include the following: 1  Bacterial infection (e.g., balanoposthitis) 2  Catheterization (i.e., if the foreskin is not returned to its original position after a urethral catheter is inserted, the glans may become swollen, which can initiate paraphimosis) 3  Poor hygiene. 4  Swelling-producing injury. 5  Vigorous sexual intercourse.
Definition of allegro. plural. allegros. : a musical composition or movement in allegro tempo.
: a musical composition or movement in adagio tempo. 2. : a ballet duet by a man and woman or a mixed trio displaying difficult feats of balance, lifting, or spinning. See adagio defined for English-language learners.