understructure

When firefighters arrived, they found the man fully underneath the train but not trapped or pinned down by the understructure, Humphrey said.

That understructure involved rings of gelatinous, squishy Orbeez balls in a mix of water and glycerin.

Crappie are fair on minnows in and understructure.

Crappie are fair on minnows with mildly slower activity understructure.

Crappie are good on jigs to cover water understructure and staying close to extended areas of vegetative cover.