v. t. [ L. abstrudere. See Abstruse. ] To thrust away. [ Obs. ] Johnson. [ 1913 Webster ]

v. t. [ imp. & p. p. Detruded; p. pr. & vb. n. Detruding. ] [ L. detrudere, detrusum; de + trudere to thrust, push. ] To thrust down or out; to push down with force. Locke. [ 1913 Webster ]

v. t. [ imp. & p. p. Extruded; p. pr. & vb. n. Extruding. ] [ L. extrudere, extrusum; ex out + trudere to thrust, akin to E. threat. See Threat. ] 1. To thrust out; to force, press, or push out; to expel; to drive off or away. “Parentheses thrown into notes or extruded to the margin.” Coleridge. [ 1913 Webster ]

2. (Metallurgy) To shape or form by forcing metal heated to a semi-plastic condition through dies by the use of hydraulic power; as, extruded metal, extruded rods, extruded shapes. [ Webster 1913 Suppl. ]

v. i. [ L. intrudere, intrusum; pref. in- in + trudere to thrust, akin to E. threat. See Threat. ] To thrust one's self in; to come or go in without invitation, permission, or welcome; to encroach; to trespass; as, to intrude on families at unseasonable hours; to intrude on the lands of another. [ 1913 Webster ]

Thy wit wants edge
And manners, to intrude where I am graced. Shak. [ 1913 Webster ]

Some thoughts rise and intrude upon us, while we shun them; others fly from us, when we would hold them. I. Watts. [ 1913 Webster ]

v. t. [ imp. & p. p. Intruded; p. pr. & vb. n. Intruding. ] [ 1913 Webster ]

1. To thrust or force (something) in or upon; especially, to force (one's self) in without leave or welcome; as, to intrude one's presence into a conference; to intrude one's opinions upon another. [ 1913 Webster ]

2. To enter by force; to invade. [ Obs. ] [ 1913 Webster ]

Why should the worm intrude the maiden bud? Shak. [ 1913 Webster ]

3. (Geol.) The cause to enter or force a way, as into the crevices of rocks.

Syn. -- To obtrude; encroach; infringe; intrench; trespass. See Obtrude. [ 1913 Webster ]

p. a. (Geol.) Same as Intrusive. [ 1913 Webster ]

n. 1. One who intrudes; one who thrusts himself in, or enters without right, or without leave or welcome; a trespasser. [ 1913 Webster ]

They were all strangers and intruders. Locke. [ 1913 Webster ]

2. Specifically: A person who enters a private residence or place of business with the intention to perform a criminal act; as, killed by an intruder. [ PJC ]

v. t. [ imp. & p. p. Obtruded, p. pr. & vb. n. Obtruding. ] [ L. obtrudere, obtrusum; ob (see Ob-) + trudere to thrust. See Threat. ] 1. To thrust impertinently; to present to a person without warrant or solicitation; as, to obtrude one's self upon a company; to obtrude one's opinion on another. [ 1913 Webster +PJC ]

The objects of our senses obtrude their particular ideas upon our minds, whether we will or no. Lock. [ 1913 Webster ]

2. To offer with unreasonable importunity; to urge unduly or against the will. Milton. [ 1913 Webster ]

v. i. To thrust one's self upon a company or upon attention; to intrude. [ 1913 Webster ]

Syn. -- To Obtrude, Intrude. To intrude is to thrust one's self into a place, society, etc., without right, or uninvited; to obtrude is to force one's self, remarks, opinions, etc., into society or upon persons with whom one has no such intimacy as to justify such boldness. [ 1913 Webster ]

n. One who obtrudes. Boyle. [ 1913 Webster ]

v. t. [ imp. & p. p. Protruded; p. pr. & vb. n. Protruding. ] [ L. protrudere, protrusum; pro forward + trudere to thrust. See Threat. ] [ 1913 Webster ]

1. To thrust forward; to drive or force along. Locke. [ 1913 Webster ]

2. To thrust out, as through a narrow orifice or from confinement; to cause to come forth. [ 1913 Webster ]

When . . . Spring protrudes the bursting gems. Thomson. [ 1913 Webster ]

v. i. To shoot out or forth; to be thrust forward; to extend beyond a limit; to project. [ 1913 Webster ]

The parts protrude beyond the skin. Bacon. [ 1913 Webster ]

v. t. [ imp. & p. p. Retruded; p. pr. & vb. n. Retruding. ] [ L. retrudere; re- + trudere to thrust. ] To thrust back. [ R. ] Dr. H. More. [ 1913 Webster ]

n. A stock of breeding mares. [ Written also strode. ] [ Obs. ] Bailey. [ 1913 Webster ]

v. t. [ imp. & p. p. Subtruded; p. pr. & vb. n. Subtruding. ] [ Pref. sub- + L. trudere to thrust. ] To place under; to insert. [ R. ] [ 1913 Webster ]