Definition of outbreathe in US English:

outbreathe

verb

  • 1with object To breathe out; to emit as breath. Now poetic.

  • 2no object To exhale; to come out as steam or breath.

Origin

Mid 16th century; earliest use found in Thomas Sackville (c1536–1608), poet and administrator. From out- + breathe.

Pronunciation

outbreathe

/ˌaʊtˈbriːð/