The old one-falsie-on the-field rule had plenty of scope for faster times as athletes took greater risks.
From the guardian.co.uk
One night, we're doing a game and there is a collision at home plate and the catcher's padding, his falsie, flies out.
From the sacbee.com
More examples
Padding that is worn inside a brassiere
In fashion, falsies is a term used in American English to denote padding for use in a brassiere to create the appearance of larger breasts. The term is also, more rarely, used for pads which create the appearance of larger buttocks. ...
A false trail which the hare has marked to confuse the hash and slow down the FRB's.
If the gambler names a Bingo however this claim is an error. This may be truth for the ground-based gambling rooms as in the virtual variation it is impossible to mishear and daub the incorrect number.