1 suds, froth, foam:
He spread lather on his face and began to shave.
2 sweat; dither, fuss, pother, flutter, Colloq tizzy, state, flap:
He got into a real lather when he missed the train.
3 soap (up); foam, froth:
The barber lathered my chin thoroughly.
4 thrash, beat, belabour, maul, drub, flog, whack, pummel, buffet, whip, flail, lash:
If he dared to swear, his father would lather him.