adjective, noun, plural 'fros. Informal.
Origin of 'fro
Examples from the Web for fros
Pendulums do not reach the repose of the mean without many tos and fros.The Age of Erasmus|P. S. Allen
"Dar's gwine ter be er killin' fros' fo' mawnin'," said Moses, his teeth chattering from the draught let in by the opening door.The Voice of the People|Ellen Glasgow
For there are windings, and tos and fros, in His ways, which blind bodies like us cannot see.Letters of Samuel Rutherford|Samuel Rutherford
Oscillations, again, are surgings to and fro: the crystal tends to let the "tos" go through and to stop the "fros."The Romance of War Inventions|Thomas W. Corbin
Reckin I'll have ter wait till after fros', an' fotch her a real good one.'Amos Kilbright; His Adscititious Experiences|Frank R. Stockton