Dictionary definition · bog
noun
- wet spongy ground of decomposing vegetation; has poorer drainage than a swamp; soil is unfit for cultivation but can be cut and dried and used for fuel
verb
- cause to slow down or get stuck"The vote would bog down the house"
- get stuck while doing something"She bogged down many times while she wrote her dissertation"
Source: Open English WordNet (CC BY 4.0).