add by mixing or blending on or attaching; "work in the butter and the dough will get the right consistency"; "In his speech, the presidential candidate worked in a lot of learned words"
march aggressively into another's territory by military force for the purposes of conquest and occupation; "Hitler invaded Poland on September 1, 1939"
penetrate or assault, in a harmful or injurious way; "The cancer had invaded her lungs"
occupy in large numbers or live on a host; "the Kudzu plant infests much of the South and is spreading to the North"
the act of traveling by foot; "walking is a healthy form of exercise"
the act of walking somewhere; "he took a walk after lunch"
a slow gait of a horse in which two feet are always on the ground
a path set aside for walking; "after the blizzard he shoveled the front walk"
manner of walking; "he had a funny walk"
obtain a base on balls
give a base on balls to
take a walk; go for a walk; walk for pleasure; "The lovers held hands while walking"; "We like to walk every Sunday"
use one's feet to advance; advance by steps; "Walk, don't run!"; "We walked instead of driving"; "She walks with a slight limp"; "The patient cannot walk yet"; "Walk over to the cabinet"
make walk; "He walks the horse up the mountain"; "Walk the dog twice a day"
accompany or escort; "I'll walk you to your car"
traverse or cover by walking; "Walk the tightrope"; "Paul walked the streets of Damascus"; "She walks 3 miles every day"
walk at a pace; "The horses walked across the meadow"
be or act in association with; "We must walk with our dispossessed brothers and sisters"; "Walk with God"
live or behave in a specified manner; "walk in sadness"