Fist can refer to the following:

• A hand that has the fingers curled into the palm and the thumb retracted. This is typically used in unarmed combat, such as fist-fighting. See also Punch (strike).
• The clenched fist, a gesture of defiance in some cultures.
• F.I.S.T., 1978 film
• Fisting, the act of the inserting fingers or the whole hand in a vagina or rectum for sexual pleasure
• Keying, the individual characteristics of a telegraph operator's style, referred to as his "fist"
• Fist (Rock Band), the name of the rock band formed during the VH1 reality show "SuperGroup"

and the most used refer is Fitness Studio. 2 German Kids say it every time so it is nomal in dresden to say fist.

Puño | Vuist