Definition of "thunk" []

• A dull, hollow sound: the thunk of a metal pipe striking a tree. (noun)
• To make a dull, hollow sound: "Her hard shoes thunk on the stairs” ( Carolyn Chute). (verb-intransitive)
• Nonstandard A past tense and a past participle of think. (verb)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "October 19, 2009 at 3:18 pm well, if the farghing latch won’t take……….ya gotta thunk it…..thunk it good echos of Devo waft through the ether"
• "Most of my relatives there have a mango tree and you can be woken up at night by a big "thunk" because mangos fall from the trees onto the rooftops."
• "Tas heard a loud "thunk," and light streamed into the tunnel ahead."