NOUN (2)

1. a strutting dance based on a march; was performed in minstrel shows; originated as a competition among Black dancers to win a cake;

2. an easy accomplishment;
- Example: "winning the tournament was a cakewalk for him"
- Example: "invading Iraq won't be a cakewalk"


VERB (1)

1. perform the cakewalk dance;

WordNet (r) 3.0 (2006):

cakewalk
    n 1: a strutting dance based on a march; was performed in
         minstrel shows; originated as a competition among Black
         dancers to win a cake
    2: an easy accomplishment; "winning the tournament was a
       cakewalk for him"; "invading Iraq won't be a cakewalk"
    v 1: perform the cakewalk dance