mammee apple

from the GNU version of the Collaborative International Dictionary of English.

• noun (Bot.) A tropical American tree (Mammea americana) having edible fruit (the mammee apple) with a leathery rind.
• noun The globular or ovoid tropical fruit of the mammee tree (Mammea americana), having a thick russet leathery rind and juicy yellow or reddish flesh.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A South American fruit tree, Mammea americana
• noun The fruit of this tree

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun globular or ovoid tropical fruit with thick russet leathery rind and juicy yellow or reddish flesh
• noun tropical American tree having edible fruit with a leathery rind