English

Noun

halfpennyworth ‎(plural halfpennyworths) (abbreviation ha'p'orth)

1. (Britain) As much as could be bought for a halfpenny (pre- or post-decimalisation).
2. (Britain, informal) A negligible amount.

   he's never been a ha'p'orth of bother

Usage notes

• Also used in combination with larger amounts, as in "twopence halfpennyworth" (as much as could be bought for two and a half pence).

References

• New Oxford American Dictionary