adj, verb ·Rare ·Advanced level

Definitions

Verb

1. 1
   simple past and past participle of straight-pipe form-of, participle, past

Adjective

1. 1
   Having a simple pipe from the engine to the exhaust, without muffler or catalytic converter. not-comparable

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.