Meaning of clap on | Babel Free

Definitions

1. To temporarily add something to an existing part, especially to add an additional sail to take advantage of a fair wind.
   transitive
2. To encourage by (or as if by) applauding.
   transitive
3. To talk at tedious length; to whinge.
   UK, colloquial
4. To decide to make a concerted effort to do something; to operate with dedication and vigor.
   US, dated, slang

Examples

“We spring out of our berths, clap on a monkey-jacket and south-wester, and tumble up the ladder.”

“[…] clapping on about having to live on a small income because of her son's lack of ambition.”

CEFR level