Dictionary.com
Thesaurus.com
have been boning
  • present perfect progressive of bone.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

For those who flunked the 1965 National Drivers Test and have been boning up ever since�a chance to try again, with different questions.

From Time Magazine Archive

Proffessional investigators have been borrowed from the Senate's Permanent Subcommittee on Investigations, and eight to ten staff members have been boning up on every relevant document in the Lance affair.

From Time Magazine Archive