Search Result for "stumbler": 
Wordnet 3.0

NOUN (2)

1. a walker or runner who trips and almost falls;
[syn: stumbler, tripper]

2. someone who makes mistakes because of incompetence;
[syn: bungler, blunderer, fumbler, bumbler, stumbler, sad sack, botcher, butcher, fuckup]


The Collaborative International Dictionary of English v.0.48:

Stumbler \Stum"bler\, n. One who stumbles. [1913 Webster]
WordNet (r) 3.0 (2006):

stumbler n 1: a walker or runner who trips and almost falls [syn: stumbler, tripper] 2: someone who makes mistakes because of incompetence [syn: bungler, blunderer, fumbler, bumbler, stumbler, sad sack, botcher, butcher, fuckup]